Study sets matching "physics final exam"

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Study sets matching "physics final exam"

Physics
Acceleration
Adhesion
Isotope Notation
Alpha Decay
A vector quantity describing a change in velocity over the…
A type of attractive force that molecules of a liquid feel to…
Convention that denotes:... • The atomic number (Z) is the "lice…
A nuclear reaction in which a Helium atom (two protons + two…
Acceleration
A vector quantity describing a change in velocity over the…
Adhesion
A type of attractive force that molecules of a liquid feel to…
33 terms
Physics
When a electric charge builds up on th…
Static charge is built up when two ins…
Ohms
Potential Difference
What is static electricity?
How is static electricity formed?
What is resistance measured in?
What does the size of a current flowing depend on?
When a electric charge builds up on th…
What is static electricity?
Static charge is built up when two ins…
How is static electricity formed?
Physics
Amplitude
Period
Compression
Diffraction
Height of a wave / distance from crest to home or trough to h…
The time it takes for an event to occur
The part of a longitudinal wave where the particles of the me…
The bending of a wave as it moves around an obstacle or passe…
Amplitude
Height of a wave / distance from crest to home or trough to h…
Period
The time it takes for an event to occur
58 terms
PHYSICS
TRUE OR FALSE: If a vector pointing up…
TRUE OR FALSE: The magnitude of a resu…
TRUE OR FALSE: The magnitude of a vect…
A ball is thrown horizontally from the…
FALSE
FALSE
TRUE
the ball
TRUE OR FALSE: If a vector pointing up…
FALSE
TRUE OR FALSE: The magnitude of a resu…
FALSE
75 terms
Physics
Straight
300,000(km/s)
Radiation
Medium
Direction in which light travels
Speed of light
A method of energy transfer that does not require a medium; t…
Any physical substance through which energy can be transferred.
Straight
Direction in which light travels
300,000(km/s)
Speed of light
151 terms
Physics
What is Coulomb's Law and what does it…
What is the value of Coulomb's constant?
If you have 3 point charges q₁, q₂, an…
What is the formula to get the strengt…
|F| = k |q₁q₂| / r² ... The electric force between two particle…
k = 9 X 10⁹ N X m² / C²
F (on 2) = F (1 on 2) + (F3 on 2)
E = F (on q) / q ... This is as vector. So if you have a point…
What is Coulomb's Law and what does it…
|F| = k |q₁q₂| / r² ... The electric force between two particle…
What is the value of Coulomb's constant?
k = 9 X 10⁹ N X m² / C²
21 terms
physics
sin 0°
sin 30°
sin 45°
sin 60°
0
√1/2=0.5
√2/2=0.7
√3/2=0.85
sin 0°
0
sin 30°
√1/2=0.5
Physics
Speed
Velocity
Acceleration
Force
The distance travelled over the time taken.
The distance travelled in a particular direction one the time…
Is the rate at which the object increase their velocity over…
Is the energy required to move an object.
Speed
The distance travelled over the time taken.
Velocity
The distance travelled in a particular direction one the time…
18 terms
Physics
Transverse Wave
Longitudinal Wave
Pulse
Wave
- Particles move perpendicular to resting position... - Particle…
- Particles move to displacement ... - Particles vibrate but do…
A single disturbance moving through a medium from one locatio…
The repeating a periodic disturbance that moves through a med…
Transverse Wave
- Particles move perpendicular to resting position... - Particle…
Longitudinal Wave
- Particles move to displacement ... - Particles vibrate but do…
30 terms
Physics
47 terms
Physics
What are waves?
Newton's First Law of Motion
Newton's Second Law of Motion
F = m x a
Waves can transfer energy and information from one place to a…
Unless a resultant force acts on an object it will continue t…
The rate of change of momentum of a body is proportional to t…
For a given force smaller mass results in larger acceleration…
What are waves?
Waves can transfer energy and information from one place to a…
Newton's First Law of Motion
Unless a resultant force acts on an object it will continue t…
42 terms
Physics
Physics
Dimensional analysis
Significant digits
Measurement
the branch of science studying physical world: energy, matter…
method of treating the units as algebraic quantities, which c…
valid digits of a number
is a comparison between an unknown quantity and a standard
Physics
the branch of science studying physical world: energy, matter…
Dimensional analysis
method of treating the units as algebraic quantities, which c…
10 terms
physics
√2∆Y÷g
Vx(t)
±√Vyi²+2g∆y
√(Vx²+Vyf²)
time
∆X
Vyf
Vf
√2∆Y÷g
time
Vx(t)
∆X
Physics
Terminal Velocity
Newton's Laws of Motion
Inertia
Archimedes' principle
The velocity at which a falling body moves through a medium,…
1. In motion stays in motion unless acted upon... 2. F = ma... 3.…
The resistance of any physical object to a change in its stat…
An object is immersed in a fluid is buoyed up by a force equa…
Terminal Velocity
The velocity at which a falling body moves through a medium,…
Newton's Laws of Motion
1. In motion stays in motion unless acted upon... 2. F = ma... 3.…
48 terms
Physics
Ampere's Law Extended
Gauss' Law for Magnetism, no magnetic…
Definiton of Current
Coulomb's Law
Ampere's Law Extended
Gauss' Law for Magnetism, no magnetic…
82 terms
Physics
Electrical Power =
Voltage =
Charge =
Average Speed =
current x voltage
current x resistance
current x time
distance / time
Electrical Power =
current x voltage
Voltage =
current x resistance
13 terms
Physics
Matter
Mass
Volume
Weight
Anything that has mass and takes up space.
The amount of matter that makes up an object.
The amount of space something takes up.
The measure of the pull of gravity on an object.
Matter
Anything that has mass and takes up space.
Mass
The amount of matter that makes up an object.
14 terms
Physics
force
weight
mass
speed
a push or pull exerted on an object
A measure of the force of gravity on an object
the amount of matter in an object
distance travelled per unit time
force
a push or pull exerted on an object
weight
A measure of the force of gravity on an object
28 terms
physics
index of refraction (n)
energy of photons
pico- (p)
standard atm press in diff units?
n = c/v where n is the index of refraction, c is the speed of…
E = hf where h is Planck's constant (6.6 x 10^-34 J*s) and f…
10^-12
1 atm = 1 x 10^5 Pa = 100 kPa = 760 mmHG = 760 torr
index of refraction (n)
n = c/v where n is the index of refraction, c is the speed of…
energy of photons
E = hf where h is Planck's constant (6.6 x 10^-34 J*s) and f…
17 terms
Physics
Motion
Acceleration
Gravity
Speed
An object changing position over time compared to a reference…
The rate at which velocity changes.
A force of attraction between objects that is due to their ma…
The rate at which an object moves.
Motion
An object changing position over time compared to a reference…
Acceleration
The rate at which velocity changes.
physics
what are the units to: degree,hertz,me…
what is a longitudinal wave?
what is a transverse wave?
what do the particles do in the medium…
('),(Hz),(m),(m/s),second(s)
in longitudinal waves the medium (in this case the coils)move…
in transverse waves the medium (in this case the coils)moves…
move back and fourth about fixed points within the medium.
what are the units to: degree,hertz,me…
('),(Hz),(m),(m/s),second(s)
what is a longitudinal wave?
in longitudinal waves the medium (in this case the coils)move…
Physics
acceleration
balanced force
distance
kilogram
The rate at which velocity changes
Equal forces acting on an object in opposite directions. The…
The length of a path between two points
SI unit for mass. equal to 1,000 grams (g)
acceleration
The rate at which velocity changes
balanced force
Equal forces acting on an object in opposite directions. The…
9 terms
Physics
contact force
long range force
force of gravity/ weight
newton's second law
push or pull
range that acts over a distance (magnets and gravity)
N
acceleration of an object is proportional to the net force an…
contact force
push or pull
long range force
range that acts over a distance (magnets and gravity)
Physics
potential energy
kinetic energy
force
inertia
stored energy that is not being used. ex. chemical or position.
energy in action (motion).
a push or pull.
an objects tendency to stay at rest or continuing moving at t…
potential energy
stored energy that is not being used. ex. chemical or position.
kinetic energy
energy in action (motion).
32 terms
Physics
Speed distance time equation
Acceleration equation
Speed of waves equation
Time period equation
S=D/T
a=v-u/T
v=fλ
T=1/f
Speed distance time equation
S=D/T
Acceleration equation
a=v-u/T
52 terms
Physics
Transverse Wave
Wavelength
Longitudinal Wave
Reflection
Light waves, energy travels perpendicular to the particles.
Length between two identical points on a wave
Sound waves, energy travels in the same direction as the part…
When the wave bounces off a surface. In the case of a planar…
Transverse Wave
Light waves, energy travels perpendicular to the particles.
Wavelength
Length between two identical points on a wave
64 terms
Physics
What are the SI base 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 the SI base units
length (m)... mass(kg)... time(s)... current(A)... temperature interval (…
10^-3 prefix
milli (m)
83 terms
physics
what is light?
wavelength
frequency
amplitude
light is a form of energy that is visible to the human eye.... -…
distance between successive crests or trough on a wave
number of cycles a wave goes through in a second. ... -higher th…
height from the rest to the crest/or rest to the trough.... -lar…
what is light?
light is a form of energy that is visible to the human eye.... -…
wavelength
distance between successive crests or trough on a wave
21 terms
Physics
Friction
Drag
Gravity
Lift
A force that opposes motion between two surfaces that are in…
A force of friction from moving through air or water
A force that pulls objects toward each other. The more massiv…
An upward force that opposes the downward pull of gravity cau…
Friction
A force that opposes motion between two surfaces that are in…
Drag
A force of friction from moving through air or water
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
18 terms
Physics
Energy
Mass
Motion
Friction
The ability to do work
Amount of matter in an object.
An object's change in position relative to a reference point
A force that slows or stops motion when objects rub together
Energy
The ability to do work
Mass
Amount of matter in an object.
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
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
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
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"
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.
17 terms
Physics
Force
Unbalanced Force
Balanced Force
Net force
an interaction that will change the motion of an object
When two individual objects have different magnitudes and are…
When two individual objects that have the same magnitude but…
the total sum of all forces acting on an object
Force
an interaction that will change the motion of an object
Unbalanced Force
When two individual objects have different magnitudes and 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
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…
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
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
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
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…
7 terms
Physics
What are the two sources in error?
What are the sources of random error?
How can you minimize random error?
What are the sources of systematic err…
-Limitations in the sensitivity of the instruments ... - Imperfe…
-Operator error... -Changes in experimental design
Take repeated measurements and calculate their average
-Instrumental, physical and human limitations
What are the two sources in error?
-Limitations in the sensitivity of the instruments ... - Imperfe…
What are the sources of random error?
-Operator error... -Changes in experimental design
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
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
66 terms
physics
What are the 6 components of a transdu…
What is the pulser? also called?
The pulse determines what 3 parameters?
What are the 6 synonyms for pulser?... PA…
1. transducer... 2. beam former / pulser ... 3. receiver... 4. display…
Beam former... creates electrical signals which excite the trans…
PRP, amplitude, and PRF
output gain... acoustic power... pulser power... energy output ... transm…
What are the 6 components of a transdu…
1. transducer... 2. beam former / pulser ... 3. receiver... 4. display…
What is the pulser? also called?
Beam former... creates electrical signals which excite the trans…
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