Study sets matching "gravitation ap physics"

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Study sets matching "gravitation ap physics"

64 terms
AP Physics Universal Gravitation
The force of gravity on you is greates…
A supplier wants to make a profit by b…
The gravitational field strength at th…
If the radius of the Earth decreased w…
On earth's surface
Disregard altitude because it has a negligible effect
Zero
Increase
The force of gravity on you is greates…
On earth's surface
A supplier wants to make a profit by b…
Disregard altitude because it has a negligible effect
9 terms
AP Physics: Gravitation
gravitational field
gravitational force
free fall acceleration
GPE near surface
tells how much 1 kg of mass weighs at a location... near earth,…
mg
equal to gravitational field
mgh
gravitational field
tells how much 1 kg of mass weighs at a location... near earth,…
gravitational force
mg
19 terms
AP Physics Gravitation,UCM,Torque
Law of Universal Gravitation Formula
Acceleration due to Gravity
Force of Gravity between Multiple Masses
Circumference(d)
Fg=G(M1)(M2)/r^2
g=G(M2)/r^2
£F=G(M2)(M3)/r^2 -G(M1)(M2)/r^2
2piR
Law of Universal Gravitation Formula
Fg=G(M1)(M2)/r^2
Acceleration due to Gravity
g=G(M2)/r^2
AP Physics: Gravitational Forces
Centripetal Acceleration
Centripetal Force
Galileo Galilei
Henry Cavendish
acceleration towards the center of the circle
Force that is directed to the center of the circle, allows an…
Discovered Gravity
found the value of G
Centripetal Acceleration
acceleration towards the center of the circle
Centripetal Force
Force that is directed to the center of the circle, allows an…
17 terms
AP Physics: Circular Motion and Gravitation
uniform circular motion
centripetal acceleration
radial acceleration
frequency
an object that moves in a circle at a constant speed (the dir…
"center-pointing" acceleration, same as radial acceleration.
directed along the radius of the circle of motion, same as ce…
the number of revolutions per second (measured in Hz)
uniform circular motion
an object that moves in a circle at a constant speed (the dir…
centripetal acceleration
"center-pointing" acceleration, same as radial acceleration.
17 terms
AP Physics: 07: Laws of Gravitation
(Johannes) Kepler
First
Second
Third
___ was a German mathematician, astronomer and astrologer; ke…
Kepler's (first / second / third) law says that the orbit of…
Kepler's (first / second / third) law says that a line joinin…
Kepler's (first / second / third) law says that the square of…
(Johannes) Kepler
___ was a German mathematician, astronomer and astrologer; ke…
First
Kepler's (first / second / third) law says that the orbit of…
AP Physics Chapter 7: Gravitation
Each of five satellites makes a circul…
An asteroid moves in an elliptic orbit…
A person weighing 800 newtons on Earth…
Mars has a mass 1/10 that of Earth and…
B
D
A
D
Each of five satellites makes a circul…
B
An asteroid moves in an elliptic orbit…
D
18 terms
AP Physics 1 Circular Motion and Gravitation Test Review
Concepts... What happens to the force o…
What happens to the force of two masse…
What happens to the force of two masse…
What happens to the force of two masse…
1/9
1/16
x4
x2
Concepts... What happens to the force o…
1/9
What happens to the force of two masse…
1/16
26 terms
Physics: gravitation
Gravity originated from...
universal force of gravity
objects in orbit are...
falling
Newton: a natural philosopher who wanted to explain the philo…
can happen anywhere and everywhere- gravity is present and ac…
falling
an object drops toward planet (due to gravity)... velocity: 0 m/s
Gravity originated from...
Newton: a natural philosopher who wanted to explain the philo…
universal force of gravity
can happen anywhere and everywhere- gravity is present and ac…
PHYSICS - Gravitation
Newton's Universal Law of Gravitation
Gravitational Field Strength (g)
Gravitational Potential Energy (E_P)
Gravitational Potential (V)
The force of gravity between two objects is directly proporti…
Gravitational force per unit mass on a point ... mass (g = F g /…
The work done in moving a mass from ... infinity to a point in s…
The work done per unit mass in moving a mass from infinity to…
Newton's Universal Law of Gravitation
The force of gravity between two objects is directly proporti…
Gravitational Field Strength (g)
Gravitational force per unit mass on a point ... mass (g = F g /…
28 terms
Physics - Gravitation
What is Newton's law of gravitation (e…
What is Newton's law of gravitation in…
What is the inverse square law for lig…
What is a gravitational field?
The attractive gravitational force between two masses proport…
A region in which a massive object experiences a gravitationa…
What is Newton's law of gravitation (e…
What is Newton's law of gravitation in…
The attractive gravitational force between two masses proport…
Physics- Gravitation
Newton
Mass
Weight (Fg)
Contributers to the Law of Universal G…
Discovered that gravity attracts any two objects depending on…
-amount of matter in an object... -relatively constant throughou…
-gravitational attraction... -changes depending on where you are…
1. Newton... 2. Kepler... 3. Brahe... 4. Copernicus/Galileo... 5. Cavendish
Newton
Discovered that gravity attracts any two objects depending on…
Mass
-amount of matter in an object... -relatively constant throughou…
AP Physics Multiple Choice Practice - Gravitation
Each of five satellites makes a circul…
An asteroid moves in an elliptic orbit…
A person weighing 800 newtons on Earth…
Mars has a mass 1/10 that of Earth and…
Mass Radius... B) m 1/2R
D) Potential energy
A) 400N
D) 4m/s^2
Each of five satellites makes a circul…
Mass Radius... B) m 1/2R
An asteroid moves in an elliptic orbit…
D) Potential energy
Physics Gravitation
Suppose a doorknob is places at the ce…
When an astronaut in orbit experiences…
How would the speed of Earth's orbit a…
Why does an astronaut weigh less on th…
Two times as much
the net gravitational force on the astronaut is not balanced…
t would decrease by a factor of 2
The gravitational field strength is less on the moon's surfac…
Suppose a doorknob is places at the ce…
Two times as much
When an astronaut in orbit experiences…
the net gravitational force on the astronaut is not balanced…
16 terms
Physics gravitation
Point mass
Gravitational field
Gravitational field lines
Uniform gravitational field
A mass with negligible volume
A region in which a gravitational force acts on mass at a dis…
Lines of force used to map the gravitational field pattern ar…
A gravitational field in which the field lines are parallel a…
Point mass
A mass with negligible volume
Gravitational field
A region in which a gravitational force acts on mass at a dis…
15 terms
Physics Gravitation
Tycho Brahe
Epicycle
Johannes Kepler
1st Law of planetary motion
Teacher of Kepler, mapped night sky over 20 years of observat…
Smaller circular path followed along a larger circular path
Astronomer who used geometry & math w/ a sun centered solar s…
Paths planets follow are ellipses with the center of the sun…
Tycho Brahe
Teacher of Kepler, mapped night sky over 20 years of observat…
Epicycle
Smaller circular path followed along a larger circular path
28 terms
physics gravitation
gravitational force
equal but opposite force with apple on…
it would leave its orbit in a straight…
they are accelerating, centripetal
attractive force between any 2 objects... -weakest of all the fo…
in apple and earth example, how are the forces compared
if the moon didnt feel an attraction to earth,
objects moveing in a circle constanly change direction so____…
gravitational force
attractive force between any 2 objects... -weakest of all the fo…
equal but opposite force with apple on…
in apple and earth example, how are the forces compared
5 terms
Physics - Gravitation
Law of Harmony
Inverse Square law
Universal Gravitational Constant (G)
Newton's Law of Universal Gravitation
Tp^2 = kRp^3
F = G(mamb/d^2)
6.67 x 10^-11 Nm^2/kg^2
Fg = G(msmp/Rps^2)
Law of Harmony
Tp^2 = kRp^3
Inverse Square law
F = G(mamb/d^2)
25 terms
AP Physics Unit 3: Uniform Circular Motion and Gravitation
acceleration
where is acceleration directed in a ci…
force
where is the force always directed
v^2/r
towards the center of the circle
EF= m(v^2/r)
towards the center of the circle
acceleration
v^2/r
where is acceleration directed in a ci…
towards the center of the circle
Physics Gravitation
Law of Orbits
Ellipse
Eccentricity
Law of areas
The orbits of the planets are ellipses with the sun at one fo…
The set of all points whose combined distances to two fixed p…
Measure of how elongated an ellipse is
The line joining a planet to the sun traces out equal areas i…
Law of Orbits
The orbits of the planets are ellipses with the sun at one fo…
Ellipse
The set of all points whose combined distances to two fixed p…
15 terms
physics- gravitation
horizontal motion
motion at constant velocity
vertical motion
motion accelerated due to gravity
tangential velocity
tangential velocity
vertical velocity
vertical velocity
horizontal motion
tangential velocity
motion at constant velocity
tangential velocity
Physics Gravitation
The type of tide experienced when the…
Deviations in the orbits of stars or p…
The type of orbit where the orbital sp…
One explosive theory of the beginning…
Neap Tide
...
...
...
The type of tide experienced when the…
Neap Tide
Deviations in the orbits of stars or p…
...
12 terms
AP Gravitation
gravitation
shell theorem
F= GMm/r^2
principle of superposition
movement, or a tendency to move, toward a center of attractiv…
In classical mechanics, the shell theorem gives gravitational…
equation for gravitation
In physics and systems theory, the superposition principle, a…
gravitation
movement, or a tendency to move, toward a center of attractiv…
shell theorem
In classical mechanics, the shell theorem gives gravitational…
Universal Gravitation Physics I
G
r
M2
M1
Gravitational constant
Distance
Mass 2
Mass 1
G
Gravitational constant
r
Distance
Physics - Unit 06 - Gravitation
"little g"
Fg = mg
Two Aspects of Mass
Law of Universal Gravitation
The acceleration due to gravity; on the surface of the Earth,…
The mass-weight conversion formula.
Mass provides a resistance to a change in motion (inertia) an…
The rule that each mass in the universe attracts all other ma…
"little g"
The acceleration due to gravity; on the surface of the Earth,…
Fg = mg
The mass-weight conversion formula.
12 terms
Physics: Gravitation
Cappernicus
Brahe
Kepler
Kepler's Laws
Polish astronomer - 1543 heliocentric model of the solar syst…
Danish astronomer buikt huge instruments, made exact measurem…
German assistant to Brahe, concluded heliocentric correct
-Paths of planets are ellipses with the sun at the focal poin…
Cappernicus
Polish astronomer - 1543 heliocentric model of the solar syst…
Brahe
Danish astronomer buikt huge instruments, made exact measurem…
Physics: Gravitation
Who was the first astronomer to propos…
Who developed the laws of planetary mo…
What/who uses an equation to determine…
What is the planetary motion law that…
Copernicus
Kepler
Kepler... 3rd law of planetary motion
1st law of planetary motion
Who was the first astronomer to propos…
Copernicus
Who developed the laws of planetary mo…
Kepler
12 terms
Physics - Universal Gravitation
Albert Einstein
Gravitation
Gravitational force
Gravity
20th century German physicist who developed an alternate expl…
the mutual attraction between any two objects with mass
force of attraction between any two objects with mass; each o…
one of the 4 field forces; effects are long range but weak
Albert Einstein
20th century German physicist who developed an alternate expl…
Gravitation
the mutual attraction between any two objects with mass
14 terms
Unit 4 Physics Gravitation
Newton's Law of Gravitation
Gravitational field
Radial field
Uniform field
Gravity is an attractive force that acts between all masses,…
the area around a mass where any other masses experience a fo…
field lines end at the centre of mass and tail back to infini…
field lines are parallel e.g. assumed at the surface of Earth
Newton's Law of Gravitation
Gravity is an attractive force that acts between all masses,…
Gravitational field
the area around a mass where any other masses experience a fo…
Physics Chapter 7: Gravitation
Gravitational Force
Law of Universal Graduation
Equation of Law of UG
Direct Relationship
Force of attraction between two objects
Used to quantify the relationship involved in gravitational f…
Fg = Gm1m2/r^2
As gravitational force increases so does the mass; vice versa…
Gravitational Force
Force of attraction between two objects
Law of Universal Graduation
Used to quantify the relationship involved in gravitational f…
Physics Chapter 7: Gravitation
Kepler's First Law
Kepler's Second Law
Kepler's Third Law
Law of Universal Gravitation
planets orbit as ellipses, where the sun is the focal point
planets sweep the same area in the same amount of time
The equations for the relationship between the periods (time)…
(don't need to memorize equation but it's) F=[G (m1m2)/r^2]…
Kepler's First Law
planets orbit as ellipses, where the sun is the focal point
Kepler's Second Law
planets sweep the same area in the same amount of time
18 terms
Physics Gravitation Test
centripetal acceleration
centripetal force
period
T
the acceleration along the curve which results in a change in…
points toward the center of the circular path of, but is felt…
the time it takes to make one revolution
period symbol
centripetal acceleration
the acceleration along the curve which results in a change in…
centripetal force
points toward the center of the circular path of, but is felt…
10 terms
Physics Chapter 13: Gravitation
Gravitation
Law of Gravitation
Shell Theorem
Principle of Superposition
the tendency of bodies to move toward one another
any particle in the universe attracts any other particle with…
a uniform spherical shell of matter attracts a particle that…
if n particles interact, the net force on a particle labeled…
Gravitation
the tendency of bodies to move toward one another
Law of Gravitation
any particle in the universe attracts any other particle with…
Conceptual Physics Chapter 12 Universal Gravitation
inverse-square law
law of universal gravitation
perturbation
universal gravitational constant
a quantity varies as the inverse square of its distance from…
each object attracts the other object with a force that is di…
the deviation of an orbiting object from its path around a ce…
the constant G in the equation for Newton's law of universal…
inverse-square law
a quantity varies as the inverse square of its distance from…
law of universal gravitation
each object attracts the other object with a force that is di…
24 terms
Physics Chapter 6: Gravitation
Force of Universal Gravitiation
Newton
Gravitation
Centripetal acceleration of moon
Every object in the universe provides an attractive force on…
Most famous for law of gravitation
Mutual force of attraction between objects.
.0027 m/s^2
Force of Universal Gravitiation
Every object in the universe provides an attractive force on…
Newton
Most famous for law of gravitation
19 terms
AP Gravitation and Centripetal Force
Angular velocity
Linear Speed
360 degrees
Zero
rad/s; ... The rate at which a body rotates about an axis.
m/s ; the distance traveled per unit of time.
Angular displacement after 1 complete revolution.
Linear displacement after 1 complete revolution.
Angular velocity
rad/s; ... The rate at which a body rotates about an axis.
Linear Speed
m/s ; the distance traveled per unit of time.
7 terms
Physics - 13- Universal Gravitation
law of universal gravitation
universal gravitation constant
inverse - square law
gravitational field
every object attracts every other object with a force
"Big G" G=6.67 X 10^-11 N*m^2/kg^2
changes in inverse proportion to the square of the distance f…
force field that occupies space around a large object
law of universal gravitation
every object attracts every other object with a force
universal gravitation constant
"Big G" G=6.67 X 10^-11 N*m^2/kg^2
14 terms
Physics: Circular Motion and Gravitation
What is the centripetal force that hol…
The force that Earth exerts on the moon?
How does the Gravitational force betwe…
What does G stand for?
Gravitational Force
Is equal in magnitude to the force the moon exerts on Earth
The force increase by a factor of 2
The constant of universal gravitation
What is the centripetal force that hol…
Gravitational Force
The force that Earth exerts on the moon?
Is equal in magnitude to the force the moon exerts on Earth
26 terms
Physics Universal Gravitation Test
Gravitational Force
Newton's Law of Universal Gravitation
Force & Mass
Force & Distance
attractive force between any two object; weakest of the forces
every mass feels an attractive force from every other one
Force of Gravity is directly proportional to the product of t…
Force of Gravity is inversely proportional to the square of t…
Gravitational Force
attractive force between any two object; weakest of the forces
Newton's Law of Universal Gravitation
every mass feels an attractive force from every other one
6 terms
Physics - circular motion and gravitation
Angular velocity
Angle turned formula
Points to note about newton's law of u…
What is a geostationary satellite?
Angle turned/time taken. Units: rad/s
Angle = arc/radius
- point masses ... - forces are equal and opposite (N3) ... - two s…
One that orbits with the earth
Angular velocity
Angle turned/time taken. Units: rad/s
Angle turned formula
Angle = arc/radius
Physics, Law of Universal Gravitation
attractive force that exists between a…
gives materials their strength, their…
holds particles in the nucleus of an a…
form of electromagnetic force; involve…
gravitational force
electromagnetic force
strong nuclear force
weak nuclear force
attractive force that exists between a…
gravitational force
gives materials their strength, their…
electromagnetic force
Physics - Unit 06 - Gravitation
"little g"
Fg = mg
Two Aspects of Mass
Law of Universal Gravitation
The acceleration due to gravity; on the surface of the Earth,…
The mass-weight conversion formula.
Mass provides a resistance to a change in motion (inertia) an…
The rule that each mass in the universe attracts all other ma…
"little g"
The acceleration due to gravity; on the surface of the Earth,…
Fg = mg
The mass-weight conversion formula.
15 terms
Physics: Force, Motion, and Gravitation
Center of Mass
Newton's first law
Newton's second law
Newton's third law
The center of mass is the average distance, weighted by mass.…
The law of inertia basically states the following: without an…
(F = ma)... A net force acting on an object will cause that obj…
Newton's third law, forces equal and opposite... Every action ha…
Center of Mass
The center of mass is the average distance, weighted by mass.…
Newton's first law
The law of inertia basically states the following: without an…
17 terms
Physics Gravitation Unit
Kepler's 1st Law of Planetary Motion
Kepler's 2nd Law of Planetary Motion
Kepler's 3rd Law of Planetary Motion
Newton's 1st Law of Orbital Motion
The orbits of planets are ellipses with the Sun at one focus.…
The radius vector of a planet sweeps out equal areas in equal…
The square of the orbital period of a planet is directly prop…
A body will not accelerate if the sum of the forces acting on…
Kepler's 1st Law of Planetary Motion
The orbits of planets are ellipses with the Sun at one focus.…
Kepler's 2nd Law of Planetary Motion
The radius vector of a planet sweeps out equal areas in equal…
circular motion and gravitation physics
normal force centripetal force ex
friction force centripetal force ex.
gravitational force centripetal force…
inertia's role in circles
provides an inward force to make it go in a circle; from othe…
can't turn without friction; need something to drive that inn…
ex. sun and earth-->orbit; bc there is no friction in space,…
N1 says that objects will remain in motion in a straight line…
normal force centripetal force ex
provides an inward force to make it go in a circle; from othe…
friction force centripetal force ex.
can't turn without friction; need something to drive that inn…
Physics: Circular Motion and Gravitation
uniform circular motion
changing velocity in uniform circular…
centripetal acceleration
period
occurs when an object moves in a circular path with a constan…
the change in the velocity vector is due to the change in dir…
the acceleration is always perpendicular to the path of the m…
the period, T, is the time required for one complete revoluti…
uniform circular motion
occurs when an object moves in a circular path with a constan…
changing velocity in uniform circular…
the change in the velocity vector is due to the change in dir…
35 terms
physics honors gravitation test
Shown below are the velocity and accel…
If a satellite moves with constant spe…
An object moves in a circular path at…
The Moon is accelerated toward the ear…
A: arrow is upward V: arrow is pointing to the right
inward toward the earth
The vectors are perpendicular to each other.
False
Shown below are the velocity and accel…
A: arrow is upward V: arrow is pointing to the right
If a satellite moves with constant spe…
inward toward the earth
Physics Final Universal Gravitation
gravity
what does the size of gravitational fo…
what happens to gravitational force as…
what happens to force if the distance…
attraction force on objects
the product of the 2 masses and the distance between them squ…
decreases
the new force would be 1/9 of the original if the distance wa…
gravity
attraction force on objects
what does the size of gravitational fo…
the product of the 2 masses and the distance between them squ…
19 terms
Physics Chapter 7 Gravitation
Perihelion
Aphelion
Astronomical Unit
Short-period comet
the point nearest the sun in the orbit of a planet, comet or…
the point farthest away from the sun in the orbit of a planet…
(AU) Average distance between Earth and the Sun
orbital periods shorter than 200 years
Perihelion
the point nearest the sun in the orbit of a planet, comet or…
Aphelion
the point farthest away from the sun in the orbit of a planet…
26 terms
Physics Universal Gravitation Test
Gravitational Force
Newton's Law of Universal Gravitation
Force & Mass
Force & Distance
attractive force between any two object; weakest of the forces
every mass feels an attractive force from every other one
Force of Gravity is directly proportional to the product of t…
Force of Gravity is inversely proportional to the square of t…
Gravitational Force
attractive force between any two object; weakest of the forces
Newton's Law of Universal Gravitation
every mass feels an attractive force from every other one
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