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52 Cards in this Set
- Front
- Back
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Motion occurs when something ... |
changes position |
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We determine how things have moved using relative ... |
point of reference |
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How far something has travels |
distance |
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d= |
distance |
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measure of total length travelled |
path |
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difference in position |
displacement |
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x= |
position |
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/\x=xf-xi is the formula for... |
displacement |
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how fast or slow an object is going |
speed |
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formula for speed? |
s=d/t |
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average measure of how fast we travel over a total distance |
average speed |
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speed and direction traveled |
velocity |
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how fast you are going at any given time |
instaneous speed |
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Turned direction is... |
changed velocity |
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change in velocity over time |
acceleration |
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When we move we ____ or ____. |
speed up or slow down |
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If a=positive, then ___ |
acceleration(speeds up) |
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If a=negative, then ___ |
deceleration(slows down) |
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acceleration due to gravity is... |
freefall motion |
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In acceleration, units are... |
m/s2 |
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always the x-axis |
time |
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linear functions represent ___ |
constant speed |
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horizontal lines represent ___ |
no movement (stopped) |
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arching lines represent ___ |
gradual speeding up or slowing down |
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Conservation of Momentum |
Momentum cannot be created or destroyed. |
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Conservation of Mass Total p is the same, just ___. |
transfers |
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Conservation of Mass Sticking-caught object transfers to the catcher... |
and both will move in the same direction |
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Bounce off collision transfers... |
across |
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how hard it is to stop motion |
momentum |
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determines momentum |
mass |
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more is harder to... |
slow |
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resistance to change is... |
inertia |
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p=mv |
formula for momentum |
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units for momentum |
kg*m/s |
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position depends on ___ |
reference points |
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if position changes, ___ occurs |
motion |
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speed is... |
distance over time to travel it |
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velocity is... |
speed and direction travelled |
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motion can be charted in... |
graphs |
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acceleration looks at ___ in speed over time. |
changes |
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momentum is... |
mass and velocity |
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momentum ___ and is ___ |
transfers; conserved |
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/\(triangle) |
delta(change in) |
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xf= |
final postion |
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xi= |
initial position |
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s= |
speed |
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t= |
time |
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v= |
velocity |
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a= |
acceleration |
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d= |
distance |
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p= |
momentum |
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units for displacement |
m |
