Motion Graphs And Work Question Preview (ID: 14427)


Changes In Motion And Work 6.8D, 7.7A. TEACHERS: click here for quick copy question ID numbers.

In which situation is the most work occurring?
a) A. Moving a box up an inclined plane into the moving van
b) B. Picking up an identical box and moving it into the moving van
c) C. Leaving the 5kg box on the ground and not moving it
d) D. Both A and B

If a box is moved a distance of 10 meters with a force of 12 Newtons, how much work was done? Work = Force x Distance
a) 120 Joules
b) 1.2Joules
c) 2 Joules
d) 1200 Joules

What is the distance a load is moved if 1400 Joules of work is done with a force of 10 Newtons? Work = Force x Distance
a) 14000 meters
b) 1.4 meters
c) 14 meters
d) 140 meters

When two teams play tug-of-war and both sides pull so hard that neither side is moving, is there any work being done?
a) Yes, because both sides are balanced
b) Yes, because there is no movement
c) No, because there is no movement
d) Maybe, depends on which side wins

A horizontal line on a distance-time graph shows...
a) the object is traveling at a constant speed
b) the object is not moving
c) the object is accelerating
d) the object is slowing down

A change in speed or direction is...
a) speed
b) velocity
c) acceleration
d) motion

A line curving upwards on a speed-time graph represents
a) the object is traveling at a constant speed
b) the object is not moving
c) the object is accelerating
d) the object is slowing down

A straight horizontal line on a speed-time graph means
a) the object is traveling at a constant speed
b) the object is not moving
c) the object is accelerating
d) the object is slowing down

On a distance-time graph, the steeper the line
a) the further the distance
b) the longer the time
c) the faster the motion
d) the slower the motion

On a speed-time graph, the steeper the line means
a) traveling at a constant speed
b) faster the acceleration
c) slower the acceleration
d) not moving

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