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Integrated Science Midterm

Terms in this set (188)

`In order for Your Hypothesis to be testable it must be ____?
A.True
B.An opinion
C.Testable
D.A question .
C
About how many compounds are there?
A. About 100
B. About 1000
C. Far greater than 10,000
C
Which of these examples are pseudoscience?

A. Frequencies in the HF range will travel further than Line of Sight frequencies
B. Steel melts around 2500 Degrees Fahrenheit.
C. Water always finds its level.
D. Ancient worlds were able to be built due to the help of aliens.
D
Which of the following steps is NOT apart of the scientific method?
A. Observation
B. Conculsion
C. Start-up
D. Hypothesis
C
When light hits an object, the light can be transmitted, reflected or....?
A) Illumiated
B) Absorbed
C) Radiated
B
Which of the following best describes a Theory?
A.) guess.
B.) number of facts
C.) hypothesis of sorts.
D.) vast synthesis of well-tested hypotheses and fact
D
Which of these changes due to further study?
A Laws
B Theories
C Facts
D Both B and C
D
is the study of nature beyond the confines of planet Earth, the "far-out" science.
A. Earth Science
B. Integrated Science
C. Astronomy
D. Physics
C
Technology is..? A. Outside the domain of science B. A tool of science C. The most complex science D. none of the above
B
When a scientific hypothesis has been tested over and over again and it has not been contradicted it is known as a _____ A. law, B. fact, C. theory, D. experiment.
A
What is the purpose of experimentation?
A. to assemble data
B.to test a hypothesis
C. to identify facts
D. to converge facts
B
What is the difference between a theory and a fact? A.) There is no difference, they are the same. B.) A fact is a true statement unless proven wrong, and something that most people agree with, while a theory is a hypothesis that has been thoroughly tested but has yet to be proven. C.) A fact is a statement that has been tested many times and is indisputable, while a theory is information that has been tested many times and proven to be true.
B
A theory is _________
A. a phenomenon about which competent observers can agree
B. a general hypothesis or statement about the relationship of natural quantities that has been tested over and over again and has not been contradicted
C. A synthesis of large body of information that encompasses well-tested hypotheses about certain aspects of the natural world
C
Which illness remedy is not pseudoscience?

A. Antibiotics
B. Snake Oil
C. Leech Therapy
D. Aromatherapy
A
Richard Feynman stated: "The test of all knowledge is _____. _____ is the sole judge of scientific truth."
A. Hypothesis
B. Science
C. Psychology
D. Experiment
D
What is a law of science also known as?
A. Concept
B. Prediction
C. Principle
D. Theory
C
Which subject is considered to be harder in most schools, but when compared to other related subjects it's less complex?
A. Chemistry
B.Biology
C. Physics
D. Astronomy
C
Which concept is not involved with physics?
A. Matter
B. Heat
C. Magnetism
D. None of the above
D
In order for an hypothesis to be scientific, it must contain which of the following ? A. it must be testable B. it must be in principle C. it can be proven wrong D.all the above.
D
The compound CO2 represents...
A. Two atoms of carbon and two atoms of oxygen
B. One atom of carbon and two molecules of oxygen
C. One molecule of carbon and two molecules of oxygen
D. One atom of carbon and two atoms of oxygen
D
Which one of these words does NOT distinguish Scientific Hypotheses
A.hypothesis
B.theory
C.fact
D.Guess
D
Which of the following best describes the definition of a fact?
A. it is absolute
B. intellectual framework
C. an agreement of a series of observations
D. a prediction
C
The classic tool other known as the scientific method, is given in a
A. 6 step method
B. 8 step method
C.10 step method
D. 4 step method
A
Which of the following is true about natural philosophy?
A. It became science as answers were found
B. It is not science related
C. It has to do with the development of nature
D. It is non-physical science
A
For a hypothesis to be considered scientific, it must be:
A. Testable
B. A Principle
C. Is proven to be incorrect
D. All of the above
D
_________ is the study of geology, meteorology, and oceanography?
A. Chemistry
B. Earth science
C. Biology
D. Astronomy
B
What does the field of science do?
A. overlap
B. merge into one another
C. acknowledge to present a cohesive study of the natural world
D. All of the above
D
To minimize the number of possible conclusions of a scientific test scientist run an experimental test along with a _? A) Control, B) Theory, C) Law.
correct answe
A
What is the definition of a hypothesis?
A. An educated guess that is testable
B. not testable
C. is not apart of the scientific method
D. none of the above
A
Is it important to test a hypothesis more than one time and why?
A. Yes, because the book says so
B. No, because if the test is done properly then the results will always be the same
C. Yes, because in order to get the most accurate results of our hypothesis we must test it multiple times to see how environmental variables play into a factor of the test.
D. No, because in order to get the most accurate results the hypothesis only needs to be tests once like in real life how it would really happen. Environmental variables are not a major factor.
C
Which of the following is an example of a pseudoscience?
A) Psychology
B) Astrology
C) Physics
D) Chemistry
B
The practice of _____ usually encompasses keen observations, rational analysis, and experimentation?
a. pseudoscience
b. technology
c. science
d. law
C
IN ORDER FOR A HYPOTHESIS TO BE SCIENTIFIC IT MUST BE CAPABLE OF BEING_______
A. TRUE
B.PROVEN WRONG
C.APART OF A MATHEMATIC THEORY
B
Which of the following is the study of basic concepts
A. Physics, B. Chemistry, C. Biology, D. Astronomy
A
The scientific method is given in a _____-step form.
a. four
b. three
c. six
d. eight
C
__________ is a phenomenon about which competent observes can agree?

A. LAW; B. CONTROL; C. FACTS; D. HYPOTHESIS
C
Which of the following is NOT part of the scientific method?
A. hypothesis
B. conclusion
C. party time
D. purpose
C
Which of the following best describes the definition of a hypothesis? A) A summary. B) A question. C) An educated guess. D) A method
C
A synthesis of a large body of information that encompasses well-tested hypotheses about certain aspects of the natural world is...
A. Law
B. Theory
C Fact
D. Opinion
B
What is a combination of all the forces that act on an object?
A. Net Force
B. Equilibrium
C. Inertia
D. Support Force
A
a good example of friction would be A. a door opening with no resistance B. two hands rubbing together C. a skateboard going down a hill D. none of the above.
B
What is the rate at which velocity
changes with time?The change in velocity may
be in magnitude, in direction, or both.
A. inertia
B. acceleration
C. friction
D. free fall
B
The distance covered per amount of travel time is....
A) Speed
B) Velocity
C) Acceleration
D) Friction
A
When standing on two scales with one foot equally distributed each scale should read.
A. your weight
B. half your weight
C. zero.
D. actually more than your weight.
B
What is the name of the total force acting on an object? A) Weight B) Mass C) Support force D) Net force.
D
Which of the following is perpendicular to the surface and supports the weight in an upward motion?
A. Velocity
B.Support Force
C. Violent Motion
D. Natural motion
B
How many Newtons are in one kilogram?
A. 11.3N
B. 9.8N
C. 3.5N
D. 8.2N
B
Which formula calculates Acceleration?
A. Change of velocity ÷ time interval
B. Distance covered ÷ travel time
C. Total distance covered ÷ travel time
D. ∑ F = 0
A
What is mass?
A. measure of inertia
B. quantity of matter in a object
C. change its state of motion
D. a, b, and c
E. none of the above
D
What is the standard unit of measurement for mass?
A. Pound
B. Kilogram
C. Microgram
D. Ounce
B
How is density measured?
A. Change of velocity/the time interval
B. Volume/Mass
C. Mass/Volume
D. Distance/Time
C
Once objects are set in motion they tend to...
A. Move backwards continuously
B. Stop moving
C. Continue moving indefinitely
D. Move forwards continuously
E. None of the above
C
What is the formula to calculate speed? A. Distance covered/travel time B. Travel time/distance covered C. MPH/travel time D. Mass/volume
A
Volume invloves how much _ an object occupies.
A. inertia
B. mass
C. space
D. matter
C
Approximately 49 Newtons equals how many kilograms?
A. 3 kg
B. 5 kg
C. 8 kg
D. 10 kg
B
Acceleration and velocity are actually
A. much the same.
B. rates, but for different quantities
C. the same when direction is not a factor
D. the same for free-fall situations
B
An atom becomes an ion when it
A. Loses its nucleus
B. Gains or loses electrons
C. Bonds to an isotope
B
Constant velocity means both constant speed and constant ________.
A. inertia
B. direction
C. distance
D. Galileo
B
What are the two main classifications in Aristotle's view of motion? A. Natural motion and violent motion B. Real motion and fake motion C. Calm motion and violent motion D. None of the above
A
What is the BIG difference between Aristotle's and Galileo's in science.
A) Role of Experiment
B) Nothing at all
C) The level of difficulty that science took
D) The tools
A
Which one of these multiple choice describes Aristotle's Natural Motion ?
A.Straight up or Straight down B. Motion resulting from an external push C. A motion from an angle D. A rotary motion
A
Greater mass corresponds to greater___
A.Friction
B.Volume
C.Inertia
D.Force
C
What if Force?
A. Strength or energy as an attribute of physical action or movement.
B. Velocity
C. Energy not attributed to action
D. Pushing and/or Pulling
A
The property of an object to resist change is? A) Force, B) Inertia, C) Density, D) Net Force
B
An object maintains its state of motion because it has:
A.Mass
B.Weight
C.Speed
A
What is the newton is a unit of? A). inertia B). weight C). volume D). force
D
How many Newtons are in one kilogram?
A 8.2 N
B 11.3 N
C 9.8 N
D 3.5 N
C
The property of things to resist change is known as: A. Motion B. Velocity C. Inertia D. Force
C
The amount of inertia that is possessed by an object depends on which of the following? A. Matter B. The overall force C. Both A and B
A
Which of the following does the concept of inertia mostly involve?
A.)mass
B.)volume
C.)weight
D.)Density
A
Equilibrium is the state of ____ change.
A. Massive
B. Little
C. No
C
How many newtons are in 100 kilograms?
a. 250
b.3500
c.980
d.9,800
C
Friction is the restrictive force that always acts in ____ motion of an object through a fluid or past another object that is in contact with it.
A) forward
B) Backward
C) Opposing
D) Left
C
Net Force is a single force that acts on an object.
True or False
False
The law of action and reaction is which one of Newton's laws A. first B. fourth C. second D. third
D
Which of the following is an example of a vector quantity?
A. Velocity
B. Force
C. Acceleration
D. All of the above
D
The law of intertia: every object continues in a state f rest or of uniform speed in a straight line unless acted on by a non zero force. What law of motion is this?
A.Newtons first law of motion
B.Newtons second law of motion
C.Newton only law of motion
D. All of the above
A
Which is a scalar quantity?
a. volume
b. velocity
c. force
d. acceleration
A
The sum of two or more vectors is called their ____.
A. Inertia
B. Resultant
C. vector
D. vector quantity
B
Which of the following best explains the attraction of gravity between the Earth and the Moon?
A. The Earth pulls harder to the Moon
B. The Moon pulls harder to Earth
C. There is an attractive force between the two
D. None of the above
C
Two factors that affect air resistance on falling objects are
a. size and mass
b. size and weight
c. size and speed
d. acceleration and velocity
C
What are the two classifications of motion?
A. Natural and Voluntary
B. Neutral and Natural
C. Natural and Violent
D. None of the above
C
Describe what an atom looks like
A. A nucleus containing protons and neutrons
B. Electrons orbiting around nucleus on rings
C. All of the above
C
What do you do to find the resultant of two nonparallel vectors?
A. Add
B. Subtract
C. Divide
D. Use parallelogram rule
D
What is inertia?
A. The act of an object to keep doing what it's currently doing
B. The opposing force of gravity
C. Another name for unbalanced forces
D. Mass of a object
A
Newton's Third Law of Motion is defined as:
Whenever one object exerts a force on a second object, the second object
A) Accelerates faster than the first.
B) Slows down because of the first.
C) Exerts equal and opposite force on the first.
D) Goes in the opposite direction of the first.
C
When two forces act on a falling object...
A. Air resistance acts upward
B. A force due to gravity acts downward
C. Wind resistance acts downward
D. Both A & B
E. Both B & C
D
Newton's 2nd law of motion is defined as
a.object at rest, rest
b. object in motion moves
c.more mass an object is more net force is used
d. more mass an object is less net force is used
C
When a falling object reaches terminal velocity the net force is equal to zero. This means the object will continue to fall? A) at 10m/s, B) depends on mass, C) with no acceleration, D) Stop falling.
C
In Newton's Second Law of Motion, the equation (Net force/Mass) helps you to find what exactly?
A. Direction
B. Unbalanced force
C. Acceleration
C
A sheet of paper can be quickly withdrawn from under a soft-drink can without the can falling because:
A. Gravity pulls harder on the cna than on the paper.
B. The can has weight.
C. The can has inertia.
D. None of the abov
C
What three parts are needed for the resolution of a Vector?
A. (V) Vector, (X) Vertical & (Y) Horizontal
B. (V) Vector, (Y) Vertical & (X) Horizontal
C. (D) Direction, (Y) Vertical & (X) Horizontal
D. (D) Direction, (X) Vertical & (Y) Horizonta
A
An object in free fall accelerates towards Earth at how many m/s per second?
A.20
B.45
C.10
D.37
C
As a sky diver falls faster and faster through the air, the air resistance?
A. Increases
B Decreases
C Remains the same
D Changes through the air
A
Vectors in opposite directions do what? A. Add, B. Subtract, C. Push, D. Pull.
B
Equation for acceleration:
A) Net Weight/Net speed
B) Net Mass/ 105mph
C) Net Force/Mass
D) Force/Weight.
C
Inertia is _________ related to mass
A.never
B.sometimes
C.directly
C
An object is accelerating ______________ .
A) only when its speed changes B) only when its direction changes C) when its speed or direction changes D) if its velocity is large
C
When a running back ran through the hole that his offensive line made for him and he flattened a linebacker using 9,000 N of force. what was the return force from the linebacker on the running back?
A. less than 9,000 N
B. 9,000 N
C. more than 9,000 N
D. Zero because the running back didn't feel anything
B
Newton's first law is defined as:
A. Every object in a state of uniform motion trends to remain in the state of motion unless an external force is applied to it.
B. For every reaction there is an equal and opposite reaction.
C. The acceleration produced by a net force on an object is directly proportional to the net force.
D. force X mass
A
What is an example of a vector quantity?
A- Mass
B- Force
C- Friction
D- Free fall
B
What is a Proton?
A. Another word for Atom
B. The outside of the nucleus
C. A subatomic particle that has a positive charge and that is found in the nucleus of an atom.
D. None of the Above
C
What is a force that works against motion? A). gravitational force B). frictional force C). tension force D). applied force
B
What draws on both physics and biology and is one of many crossover science disciplines thriving today??
A. frictional force
B. animal locomotion
C. biophysics
D. external force
C
When you step off a curb, Earth pulls you downward. The reaction to this force is?
A. a slight air resistance
B. you pulling Earth upward
C. nonexistent in this case
D. none of these abov
B
When looking at Energy vs. Position, which is inversely related to potential energy?
A) kinetic energy
B) Friction
C) Velocity
D) Gravity
A
If the same force is applied to a smaller and greater object, What type of acceleration will the Greater mass object have
A. Small Acceleration B. Large Acceleration C. Fast Acceleration D. Slow Acceleration
A
What is another name for Newton's first Law? A. The law of inertia B. The law of Motion C. Force D. The law of gravity
A
What is the equation of Acceleration?
A) A=F/M
B) Y=mx+b
C) A= F+C
D) A= F*M
A
A Vector is what___
A. A quantity whose complete description involves magnitude and direction.
B. Represented by an arrow drawn to scale.
C. A graph made of mass and magnitude
D. A and B
E. Neither
D
Force is a____also know as an ____
A push or pull , inertia
B aceleration, movement
C push or pull , Interaction
D Motion, velocity
C
Newton's ____ law states: for every action, there is an equal and opposite reaction
A. 1st
B. 2nd
C. 3rd
C
_____ is a measure of how quickly work is done A. energy B.work C. power D. no the above.
C
Energy that is stored due to position, shape, or state is
A. Potential
B.Kinetic
C.Thermal
D.Magnetic
A
Momentum =
A. volume - velocity
B. velocity/ volume
C. mass x velocity
D. mass/ volume
C
What is considered an moving object?
A. Speed
B. Momentum
C. Force
D. Energy
E. A, B, and D
E
Machines do what?
A. Put out more energy
B. Create energy
C. Multiply force, or change direction
D. Store energy
C
Which of the following is the correct equation for gravitational potential energy?
A. weight x height
B. work done / time interval
C. Force x Distance
D. Work Done / energy used x 100%
A
When you touch a hot coffee cup with your finger, energy flows...
A. From the cup to your finger
B. From the cup to your arm
C. There is no energy flow
A
Which one of these is a scalar quantity?
A. Force
B. Velocity
C. Speed
D. A & B
E. A & C
E
What Is the measurement for energy?
A- Ounces
B- Meters
C- Mass
D- Joules
D
The change in momentum of an object is _____ the force applied to it multiplied by the time interval during which the force is applied.
A. Less than
B. Equal to
C. Greater than
D. There is no relation to momentum and force
B
Which of the following is the correct components of work?
A. Force x Distance
B. Mass x Volume
C. Force x Mass
D. Volume x Distance
A
Which one of the following choices is an example of a non-conservative force?
A) elastic spring force
B) electrical force
C) kinetic frictional force
D) gravitational force
C
Impulse is the product of...
A. Inertia in motion
B. Force and contact time
C. Inertia and force
D. Motion and contact time
B
A moving object has
A. speed
B. momentum
C. energy
D. all the above
D
What is Power?
a. a device or multiplying force
b. a measure of how slowly work is done
c. how effectively a device transforms
d. a measure of how quickly work is done
D
What is an elastic collision? A. a collision where two objects expand B. A collision in which objects collide without permanent deformation or the generation of heat C. a collision in which colliding objects become tangled or coupled together, generating heat D. the product of the force exerted on an object and the distance the object moves.
B
What is the principle energy source for most living things?
A. Coffee
B. Glucose
C. Carbohydrates
D. Protein
B
A moving object has _. A)momentum, B)Kinetic energy, C)Both momentum and Kinetic energy, D) None of the above.
C
Which of these has greater momentum? A chevy Silverado at rest, or a kid riding a unicycle.
A. The Chevy Silverado
B. They have the same momentum
C. The kid riding a unicycle
D. Neither have momentum
C
The momentum for any object is calculated by...
A) dividing mass by velocity
B) multiplying mass by velocity
C) multiplying mass by acceleration
D) dividing force by acceleration
B
A cake stand sat on a table has A. increased potential energy B. Increased momentum C. Increased kinetic energy D. Impulse
A
Momentum is a measure of the ______ of an object. A. Energy B. Mass C. Velocity D. Motion
D
One glucose molecule contains __ atoms of carbon, __ atoms of hydrogen, and __ atoms of oxygen.
A. 6,3,9
B. 12,4,13
C. 6,12,6
D. 8,4,2
C
_________ of a system remains constant when there are no net external forces acting on it.
A. Mass
B. Joule
C. Energy
D. Momentum
D
What is the formula to calculate Work?
A. force x distance
B. weight x height
C. mass x speed
D. length x width
A
How is momentum calculated? A). mass x acceleration B). mass x velocity C). force/mass D). force/acceleration
B
How much of the us energy is supplied by renewable forms of energy?
A. 68%
B. 9.8%
C. 10%
D. 98%
B
An Impulse is the product of
A. Force
B. Contact Time
C. Weight
D. Both A and C
D
________________has to do with how quickly work gets done.
A- A) Speed
B- B) Force
C- C) Power
D- D) Energy
C
A skydiver steps from a helicopter and falls for 5 seconds before reaching her terminal velocity.
During this 5-second interval, her acceleration
A) is constant.
B) increases.
C) decreases.
D) is zero.
E) none of these.
C
_____ is perhaps the most central concept in science.
A. Force
B. Power
C. Energy
D. Gravity
C
A ping pong ball, baseball, and a bowling ball are placed at the top of a ramp. If the same amount of force is applied to each ball, which ball will have the greatest momentum when rolling down the ramp?
A) Baseball
B) Ping Pong Ball
C) Neither, their momentum will be equal
D) Bowling Ball
D
what do we call it when the momentum does not change?
a. conserved
b.observed
c. steady velocity
A
Which is the correct formula for momentum?
A. mass x velocity
B. Force x time
C. Inertia in motion; mass of an object x Velocity
D. Mass x Force
C
The quantity of work done is equal to the amount of force times the distance moved in the direction in which the force acts.
True or False
True
How do you find work?
A) Force * Distance
B) Force * Times
C) Distance * Acceleration
D) Acceleration * Work
A
The formula to finding and objects momemtum is
A Mass x Aceleration
B Mass x Velocity
C Mass x Denisty
D Mass x Movement
B
What is Momentum defined by ?
A) Mass B) Velocity C) Both a and b D) Distance
C
Who discovered that gravity is universal?
A. Einstein
B. Aristotle
C. Nimma
D. Newton
D
In what motion did Aristotle and others believe the moon orbited around the planet?
A. Circular
B. Elyptical
C. Rectangular
D. All of the above
A
What is the escape speed for Earth?
A. 9.8 km/s
B. 10.4 km/s
C. 11.2 km/s
D. 11.7 km/s
C
What is the vestibular system usually referred to?
A. Escape speed
B. Balance system
C. Elliptical orbits
D. Pitching Speed
B
____ is any force that causes an object to follow a circular path.
A. Net Force
B. Gravity
C. Inertia
D. Centripetal
D
Which of these has a tendency to do nothing or to remain unchanged?
A. Elliptical orbit
B. Projectile
C. Inertia
D. Gravity
C
Which of the following philosophers believed that the stars, planets, and moon moved in divine circles and were free forces from Earth?
a. Galileo
b. Newton
c. Aristotle
d. Copernicus
C
What is another name for force of gravity acting on an object? A.) mass B.) friction C.) energy D.) weight
D
The speed of a satellite in an elliptical orbit
A) is constant
B) accelerates
C) slows
D) varies
D
A. The more the gravitational force on an object
B. The gravitational force is not affected
C. The less the gravitational force on an object
D. None of the above
C
_______ is the force exerted against a supporting floor or weighing scale.
A. Mass
B. Gravity
C. Force
D. Weight
D
Which of the following planets require the highest escape speed?
A. Mercury
B. Venus
C. Earth
D. Jupiter
D
The force of gravity between two planets depends on their (A) masses and distances. (B) planetary atmosphere (C) rotational motions or (D) all the above.
A
What is the shape of a ellipse?
A- Square
B- Oval
C- Line
D- No shape
B
Aristotle believed that the planets, stars, and moon all moved in what?
a. A straight line
b. A up and down motion
c. Circles free from forces of the earth
C
An object is placed exactly halfway between the Earth and moon. The object will fall toward the
A) Earth.
B) moon.
C) neither of these
A
The force of gravity between two planets depends on their
A. Masses and distance apart.
B. Planetary atmosphere
C. Rotational motions
D. All of the above
A
The greater the masses of interacting objects the _______ the gravitational pull between them.
A. greater
B. lesser
A
What is proportionally constant in Newton's law of gravitation? A. G B: Motion C: gravity D: speed
A
the _____ is the point located at an objects average position of weight. A. weight B. center of gravity C. none of the above
B
During which two lunar phases does spring tide occur?
A. new moon & full moon B. new moon & first quarter C. first quarter & full moon D. full moon & third quarter
A
A projectile is any object that moves through the air or through space under the influence of...
A) Force
B) Gravity
C) Magnetic Pull
D) Momentum
B
How many kinds of vestibular organs are there and what are they ?
a.) 3 ; Oval Window, Anvil, Cochlea
b.) 2 ; Semicircular Canals, Otolith Organs
c.) 2 ; Auricle, Stirrup
B
With the presence of air resistance a high speed projectile _ of a parabolic path or ideal path. A)overshoot, B) Fall Short, C) stay the same
B
The greater the distance from earth the less the gravitational force on an object. Is this related to A. The inverse square law B. Law of universal gravitation C. neither
A
According to Newton's Law of Universal Gravitation, when two objects act on one another the force of object 1 is _____ compared to object 2
A.) greater
B.) less
C.) Equal
D.) not enough information is given
C
What is gravity?
A. Mass
B. Force of attraction between objets
C. Distance
D. Weight
B
When light hits an object, the light can be reflected, transmitted, or ____
A. Absorbed
B. It disappears
C. Rejected
D. Transferred
A
Every mass pulls on every other mass.
True or False
True
What's the 4th planet in our solar system?
A) Earth
B) Venus
C) Mercury
D) Neptune
A
Gravity gets _____ with distance the same way a lit lamp gets ______ as you move farther from it.
A. stronger, brighter
B. weaker, dimmer
C. stays the same, stays the same
B
While it's the job of the semicircular canals to detect rotational motion of the head, the otolith organs detect __________.
A. linear acceleration
B. receptor cells
C. sensory areas
D. vertigo
A
when a satellite is further away from its planet its gravitational force
A. Decreases
B. No correlation
C. Increases
D. Increases and then decreases
C
Newton discovered what about gravity?
A) it is universal
B) heavy
C) A figment of your imagination
D) it only applies to something that is falling
A
What is weightlessness ?
a. force exerted against a supporting floor
b. the point located at an objects average position of weight
c. any object that moves through air
d. in which a support force is lacking
D
Which is most responsible for the ocean tides?
A) the moon
B) the sun
C) Both contribute equally.
A
if the mass of two objects double , the force of gravity between them ......
A . Doubles
B. splits in have
C . Quadruples
D. stays the same
C
Newton discovered that ___ is universal
A. gravity
B. force
C. m1 x m2
D. velocity
A
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