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Study sets matching "physics final exam"

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Study sets matching "physics final exam"

46 terms
Physics
Long coil of wire that contains many l…
A group of neighboring atoms whose ele…
What exists in a region of space where…
What device converts electrical energy…
solenoid
domain
magnetic field
electric motor
Long coil of wire that contains many l…
solenoid
A group of neighboring atoms whose ele…
domain
13 terms
physics
Four factors affecting the chance of t…
Lever A: 0.2Nm Lever R: 0.02 (from piv…
Why terminal velocity stays at a const…
Method to find an average speed of a c…
-Conditions on the road, e.g. slippery, muddy, icy... -Speed the…
-Moment= force * distance... -The shorter the distance, the more…
-Upward force=downward force; forces are at equilibrium/ Resu…
-Measure distance of the track track ... -Measure the time cycli…
Four factors affecting the chance of t…
-Conditions on the road, e.g. slippery, muddy, icy... -Speed the…
Lever A: 0.2Nm Lever R: 0.02 (from piv…
-Moment= force * distance... -The shorter the distance, the more…
120 terms
Physics
What is a wave?
What are some examples of waves?
What are some basic features of waves?
What is the substance through which so…
Is a traveling disturbance consisting of coordinate vibration…
Ripples, tremors and light and heat
they carry energy, do not have mass
Medium
What is a wave?
Is a traveling disturbance consisting of coordinate vibration…
What are some examples of waves?
Ripples, tremors and light and heat
11 terms
Physics
what is a measurement of power
what is a measurement of current
what is a measurement of time
what is a measurement of Energy
watt
Amps
seconds
joules
what is a measurement of power
watt
what is a measurement of current
Amps
19 terms
Physics
Trillion/1,000,000,000,000
Billion/1,000,000,000
Million/1,000,000
Thousand/1,000
tera/T
giga/G
mega/M
kilo/k
Trillion/1,000,000,000,000
tera/T
Billion/1,000,000,000
giga/G
10 terms
physics
what is impulse
define momentum
The units of force
what is centripetal force
what is impulse
define momentum
44 terms
Physics
Energy can be transferred usefully, st…
When energy is transferred, only part…
Wasted energy is eventually transferre…
What do all objects do?
It cannot be created or destoryed
The rest is called "wasted"
Because it becomes increasingly spread out.
Emit and absorb infrared radiation
Energy can be transferred usefully, st…
It cannot be created or destoryed
When energy is transferred, only part…
The rest is called "wasted"
52 terms
Physics
What are bade units
10^-3 prefix
10^-6 prefix
10^-9 prefix
length (m)... mass(kg)... time(s)... current(A)... temperature interval (…
milli (m)
micro (μ)
nano (n)
What are bade units
length (m)... mass(kg)... time(s)... current(A)... temperature interval (…
10^-3 prefix
milli (m)
15 terms
Physics
Law of Conservation of Energy
Velocity
Speed
Acceleration
Energy cannot be created or destroyed
Speed in a given direction
Distance/time -[d/t]
Change in velocity divided by the time it takes for the chang…
Law of Conservation of Energy
Energy cannot be created or destroyed
Velocity
Speed in a given direction
32 terms
Physics
Displacement
Distance:
Error:
Gradient:
A measurement of the change in position of a moving body; a s…
A measurement of how far apart objects are.
The difference between the value that is measured and the act…
Slope of a hill of a graph: gradient = Rise/Run
Displacement
A measurement of the change in position of a moving body; a s…
Distance:
A measurement of how far apart objects are.
Physics
Instantaneous Speed
Constant Velocity
Acceleration
Free Fall
The speed of an object in an instnt
Same speed, same direction
The rate of change in velocity
How an object falls due to the force of gravity
Instantaneous Speed
The speed of an object in an instnt
Constant Velocity
Same speed, same direction
9 terms
Physics
Light
The speed of light in a vacuum is
Luminous objects
Non luminous objects
travels in a straight line unless it hits something
300000km per second
make own light
only seen by reflecting light
Light
travels in a straight line unless it hits something
The speed of light in a vacuum is
300000km per second
48 terms
Physics
Acceleration
At rest
Displacement
Velocity
The rate of change in velocity
Having speed equal to 0m/s, not moving
Change in postition. A vector
Speed in a certain direction
Acceleration
The rate of change in velocity
At rest
Having speed equal to 0m/s, not moving
12 terms
Physics
Reference point
Distance
Position
Trajectory
An object, placed at the origin of a coordinate system, relat…
The lenght of the trajectory between the initial and the fina…
The separation between an object and its reference point. The…
The imaginary line an object is drawing while in motion.
Reference point
An object, placed at the origin of a coordinate system, relat…
Distance
The lenght of the trajectory between the initial and the fina…
Physics
Kilo to basic unit
Hecto- to basic unit
Deka- to basic unit
what are the basic units in the metric…
1000 units
100 units
10 units
Gram (mass) ... Seconds (time)... Meter (length)... Liter (volume)
Kilo to basic unit
1000 units
Hecto- to basic unit
100 units
376 terms
Physics
Quality factor=
Imaging probes create a narrow/wide ra…
Continuous wave probes create a narrow…
Vibration at a single frequency is cal…
Quality factor= ... main frequency/bandwidth
Wide
Narrow
Resonant frequency... Wide
Quality factor=
Quality factor= ... main frequency/bandwidth
Imaging probes create a narrow/wide ra…
Wide
141 terms
Physics :)
Equilibrium occurs when
A barge is being pulled along a canal…
A clothesline is stretched between two…
A scalar quantity has
(all)... -all the forces acting on an object are balanced... -the s…
(A and B) ... -it oscillates back and forth between the two bank…
more than half the tire's weight
only magnitude
Equilibrium occurs when
(all)... -all the forces acting on an object are balanced... -the s…
A barge is being pulled along a canal…
(A and B) ... -it oscillates back and forth between the two bank…
41 terms
physics
what is energy
what is work
what affects work
what is power
work
force over distance
distance, power
amount of work
what is energy
work
what is work
force over distance
12 terms
Forces Physics
Force
Friction
Force due to Gravity
Mass
A push,pull or a twist.
A force that opposes motion between two surfaces that are in…
A force of attraction between objects that is due to their ma…
the amount of matter in an object
Force
A push,pull or a twist.
Friction
A force that opposes motion between two surfaces that are in…
81 terms
Physics
Equation ror distance speed tim
equation for moment force and distance
volts resistance current equation
What is earths gravitational field str…
d=s x t
m= f x d
v = r x i
10N/kg
Equation ror distance speed tim
d=s x t
equation for moment force and distance
m= f x d
63 terms
Physics
Kinetic Energy
Potential Energy
Thermal Energy
Chemical Energy
Energy of motion
Energy of relative position
The internal hidden motion of objects atoms and molecules
Energy stored in the structures of atomic bonding ... to form mo…
Kinetic Energy
Energy of motion
Potential Energy
Energy of relative position
108 terms
Physics
the table temperature feels different…
thermal conduction
explain thermal conduction at a molecu…
oven with hot air into food is _______
conduction
transfer of heat through touching, but without movement
higher energy particles collide with less energetic ones, mak…
conduction
the table temperature feels different…
conduction
thermal conduction
transfer of heat through touching, but without movement
10 terms
PHYSICS
volume conversion: ... 1 m^3... 1 cm^3
normal ATM at sea level
pressure scalar or vector?
fraction of object submerged
1,000 L... 1 L
100 kPa
scalar with no direction; "force due to pressure" is a vector
Pobj/ Pfluid
volume conversion: ... 1 m^3... 1 cm^3
1,000 L... 1 L
normal ATM at sea level
100 kPa
9 terms
Forces Physics
Force
Friction
Force due to Gravity
Mass
A push,pull or a twist.
A force that opposes motion between two surfaces that are in…
A force of attraction between objects that is due to their ma…
the amount of matter in an object
Force
A push,pull or a twist.
Friction
A force that opposes motion between two surfaces that are in…
Physics
Reaction Distance
Longer reaction time means
Velocity
Instantaneous speed
Distance that automobile travels in time it takes driver to r…
greater distance car moves before you begin stopping (possibi…
Speed in a given direction
Speed at a given moment
Reaction Distance
Distance that automobile travels in time it takes driver to r…
Longer reaction time means
greater distance car moves before you begin stopping (possibi…
27 terms
Physics
1 Meter
1 kilometer
415 centimeters
What is the unit for speed
100 centimeters
1000 meter
4.15 meters
Distance/Time
1 Meter
100 centimeters
1 kilometer
1000 meter
25 terms
Physics
All forms of energy is in what unit? W…
An object that is experiencing transla…
Base unit? ... Derived unit? (ex)?
Can a moving object be in equilibrium?
Joule(J)=Kg(m2/s2)
Constant velocity and a constant direction.
base- the standard units around which the system itself is de…
A moving object can be in either translational or rotational…
All forms of energy is in what unit? W…
Joule(J)=Kg(m2/s2)
An object that is experiencing transla…
Constant velocity and a constant direction.
12 terms
Physics
What are Circuit Symbols?
What is Electric Current?
What is the symbol for 'lamp'?
What is the symbol for 'voltmeter'?
Circuit symbols are used to represent the different component…
Electric Current is the flow of electrons in a conductor. Ele…
What are Circuit Symbols?
Circuit symbols are used to represent the different component…
What is Electric Current?
Electric Current is the flow of electrons in a conductor. Ele…
11 terms
Physics
what is the energy transfer for a batt…
what is the energy transfer for a plan…
what is the energy transfer for a micr…
if a ball is dropped from 1 metre and…
chemical to electrical
chemical to kinetic
sound to electrical
waste thermal energy
what is the energy transfer for a batt…
chemical to electrical
what is the energy transfer for a plan…
chemical to kinetic
24 terms
Physics
Pressure Formula
Poiseuille's Small Flow Equation
Resistance Formula
Flow Velocity Equation
P=F/A... Pressue equals Force over Area
Q=ΔP/R... Flow equals change in Pressure over Resistance
R=8Ln/πr^4... Resistance equals 8 times Length times Viscosity o…
Q=VA... Flow equals Velocity times Area
Pressure Formula
P=F/A... Pressue equals Force over Area
Poiseuille's Small Flow Equation
Q=ΔP/R... Flow equals change in Pressure over Resistance
28 terms
Physics kinematics
acceleration
velocity
speed
deceleration
Change in velocity divided by the time it takes for the chang…
A vector quantity that includes the speed and direction of an…
Distance travelled per unit time... Distance / Time
A reduction in the velocity of a moving body with respect to…
acceleration
Change in velocity divided by the time it takes for the chang…
velocity
A vector quantity that includes the speed and direction of an…
70 terms
Physics
F =1/T
V= F*lamda
Intensity= P/4pi(r)^2
F=v/2l
Frequency formula
Wave speed formula
Sound intensity formula
Fundamental Frequency formula
F =1/T
Frequency formula
V= F*lamda
Wave speed formula
71 terms
Physics 101
This equation can describe velocity or…
This equation describes acceleration,…
This equation requires constant accele…
This equation requires constant accele…
This equation can describe velocity or…
This equation describes acceleration,…
81 terms
Physics
e. force times distance
d. twice
c. joule
c. work done on an object divided by t…
In physics, work is defined as ... a. force times time.... b. force…
If you lift two loads up one story, how much work do you do c…
The unit of work is the ... a. watt.... b. meter.... c. joule.... d. newt…
Power is defined as the ... a. force on an object divided by the…
e. force times distance
In physics, work is defined as ... a. force times time.... b. force…
d. twice
If you lift two loads up one story, how much work do you do c…
31 terms
physics
C
In 0.750 s, a 7.00-kg block is pulled…
One end of a piano wire is wrapped aro…
74. A loudspeaker diaphragm is produci…
C
In 0.750 s, a 7.00-kg block is pulled…
24 terms
Physics
Monitor unit is.......
Monitor unit is......
What is dmax?
Dmax is directly related to the energy…
1 MU = 1 cGy for a 10x10 open field at dmax in water for an S…
1 MU = 1 cGy for a 10x10 open field at dmax in water for an S…
The depth of maximum dose ... Depth at which electronic equil…
Dmax increases as energy increases... For kV energies Dmax occur…
Monitor unit is.......
1 MU = 1 cGy for a 10x10 open field at dmax in water for an S…
Monitor unit is......
1 MU = 1 cGy for a 10x10 open field at dmax in water for an S…
75 terms
Physics
What is linear speed?
What has greater linear speed, somethi…
What is rotational speed?
If an amusement park ride spins its ri…
path distance moved per unit of time
the outside because it covers more distance in the same time
angular speed (always same)
inward with centripetal force because it keeps them going in…
What is linear speed?
path distance moved per unit of time
What has greater linear speed, somethi…
the outside because it covers more distance in the same time
54 terms
Physics
What is a vector?
When adding or subtracting data, how d…
What is the INDEPENDENT variable?
What is the DEPENDENT variable?
A quantity that has both magnitude and direction.
By ADDING them
The thing you change in an experiment.
The thing you measure in an experiment.
What is a vector?
A quantity that has both magnitude and direction.
When adding or subtracting data, how d…
By ADDING them
58 terms
Physics
Matter
Atoms and Molecules
Weight
Energy
anything that occupies space.
What are the complex building blocks of matter?
term used to describe the mass of an object in a gravitationa…
The ability to do work.
Matter
anything that occupies space.
Atoms and Molecules
What are the complex building blocks of matter?
45 terms
Physics
Absolute humidity
Relative humidity
Dew Point
saturated solution
the water content of a gas expressed as the weight of water p…
is expressed as a percentage, it is the ratio of the mass of…
represents the temperature at which the ambient air is fully…
maximum amount of solute is dissolved in a solvent
Absolute humidity
the water content of a gas expressed as the weight of water p…
Relative humidity
is expressed as a percentage, it is the ratio of the mass of…
50 terms
Physics
Science is a body of knowledge that
Early greeks knew the
Eratosthenes measurements of earths si…
Educated person is knowledgeable in
describes order in nature... ongoing human activity... condenses kn…
size of earth, moon, earth-moon distance
deep well in syene... pillars shadow in alexandria... surveying the…
science... arts... religion
Science is a body of knowledge that
describes order in nature... ongoing human activity... condenses kn…
Early greeks knew the
size of earth, moon, earth-moon distance
61 terms
Physics
Acceleration due to gravity is also ca…
according to Newton's second law, when…
which of the following is the cause of…
In a free body diagram shown above, wh…
free fall acceleration
the object with greater mass will experience a smaller accele…
force
14,700N
Acceleration due to gravity is also ca…
free fall acceleration
according to Newton's second law, when…
the object with greater mass will experience a smaller accele…
64 terms
Physics- mechanics
formula for momentum
formula for Work done ( with distance)
formula for energy
formula for acceleration
mass x velocity
force x distance
power x time
△velocity/△time
formula for momentum
mass x velocity
formula for Work done ( with distance)
force x distance
75 terms
Physics
The magnetic force that is created due…
In a non-magnetized object, the charge…
The three types of magnets are
The class of magnet that is best descr…
spin magnetic moment
spinning in random directions
natural, artificial permanent, and electromagnets
electromagnet
The magnetic force that is created due…
spin magnetic moment
In a non-magnetized object, the charge…
spinning in random directions
11 terms
Physics
Velocity=
Time=
Displacement=
Speed=
Displacement over time... 2xKE/m squared... Frequency times wavelen…
Displacement/velocity... Distance/speed... Displacement/acceleratio…
Velocity times time... Work/power
Distance/time
Velocity=
Displacement over time... 2xKE/m squared... Frequency times wavelen…
Time=
Displacement/velocity... Distance/speed... Displacement/acceleratio…
22 terms
Physics
momentum
Power
Acceleration
lever arm
...
...
...
...
momentum
...
Power
...
12 terms
Physics
smdmm
wfsfsfd
sfsdfdf
sdf
sfdds
sfdsf
sfsdf
eef
smdmm
sfdds
wfsfsfd
sfdsf
21 terms
Physics
Acceleration
Acceleration due to gravity
Average acceleration
Average speed
Is a vector
9.8 or -9.8 in math equations
Change in velocity over time Usually m/s^2
Distance traveled/time interval
Acceleration
Is a vector
Acceleration due to gravity
9.8 or -9.8 in math equations
30 terms
Physics
Vector
Scalar
magnitude
Force
Quantity that has both magnitude and direction
quantity with magnitude only
number and units
a push or pull, measured in Newtons
Vector
Quantity that has both magnitude and direction
Scalar
quantity with magnitude only
6 terms
Physics
Physics
Motion
Einsteins theory of relativity
Point of reference
Knowledge of nature the natural science that involves the stu…
An event that involves a change in position or location of so…
All motion is relative to what you define as a fixed point
A fixed place or point used to describe a direction or motion
Physics
Knowledge of nature the natural science that involves the stu…
Motion
An event that involves a change in position or location of so…
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