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You can create printable tests and worksheets from these Grade 8 Forces and Motion questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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The Earth rotates west to east. According to Newton's first law of motion, which should occur if you jumped straight up?
1. you land east of where you jumped from
2. you land west of where you jumped from
3. you land in the same place you jumped from

This question is a part of a group with common instructions. View group »

A magician suddenly jerks a tablecloth out from under the dishes on a table. This best demonstrates
1. an action-reaction pair of forces.
2. that the dishes have inertia.
3. that gravity tends to hold the dishes securely.
4. that the dishes have no acceleration.
Bobby ran East, then North, then West, then South, around his block at a constant speed of 2 m/s. Which of the following statements is NOT true about Bobby's run?
1. Bobby's velocity changed during his run.
2. Bobby accelerated during his run.
3. Bobby's speed increased during the run.
4. The ground pushed on Bobby's feet with equal force that he applied to the ground.
Which best describes the motion of the object recorded in data table below?
1. it does not move
2. it maintains a constant velocity
3. it undergoes positive acceleration
4. it undergoes negative acceleration
Which best describes the motion of the object recorded in data table below?
1. it does not move
2. it maintains a constant velocity
3. it undergoes positive acceleration
4. it undergoes negative acceleration
is how far between objects
1. displacement
2. distance
3. velocity
4. reference point
What is the momentum of a 30 gram ball whose velocity is 5 m/s south?
1. 150 g-m/s south
2. 6 g-m/s south
3. 1.6 g-m/s south
4. 300 g-m/s south
What is gravity?
1. Newtons first law
2. the force that objects exert on each other because of their masses
3. the downward pull on the Earth
4. the friction that an object has put on it
The momentum of a 1,500 kg car traveling at a velocity of 10 m/s is
1. 15,000 N
2. $15 m/s^2$
3. 150 N
4. $15,000 kg*m/s$
Air resistance is a type of
1. motion
2. friction
3. velocity
4. gravity