Acceleration And Graph Practice Question Preview (ID: 57399)


Practice For Kinematics Quiz #2. TEACHERS: click here for quick copy question ID numbers.

Objects accelerate when...
a) they speed up
b) they slow down
c) they change direction
d) all are correct

What is the correct SI unit for acceleration?
a) m/s^2
b) m/s/s
c) mph
d) both m/s/s and m/s^2 are correct

Which motion graph shows an objects acceleration?
a) Distance vs Time
b) Velocity vs Time
c) Acceleration vs Time
d) You can not graph acceleration

Which motion graph shows an objects Speed?
a) Distance vs Time
b) Velocity vs Time
c) Acceleration vs Time
d) You can not graph speed.

What is the equation used to find an objects acceleration?
a) A= Vf-Vi / Tf-Ti
b) A= Vi-Vf / Ti-Tf
c) A= Vf + Vi / Tf + Ti
d) A= Vf-Tf / Vi-Ti

on a Speed vs Time graph, what does a line going down (back towards zero) represent?
a) An object at rest
b) an object accelerating
c) an object moving at a constant speed
d) an object decelerating (slowing down)

Josh is riding is bike in a straight line. He speeds up from 4m/s to 6m/s in 5 seconds. What was his acceleration?
a) 2 m/s^2
b) 0.4 m/s^2
c) -0.4 m/s^2
d) 2.5 m/s^2

On a distance vs time graph, what does a horizontal straight represent?
a) An object moving with constant speed
b) An object returning to the point of origin.
c) An object at rest
d) An object decelerating

Cody's Car accelerates from 0 m/s to 45 m/s northward in 15s. What is the acceleration of the car?
a) 3 m/s^2
b) 657 m/s^2
c) 0.33 m/s^2
d) -3 m/s^2

How long would it take Jesse with an acceleration of -3 m/s^2 to bring his skateboard to a compete stop if it had an initial velocity of 5m/s?
a) -1.6 seconds
b) 1.6 seconds
c) 15 seconds
d) -2 seconds

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