Forces and Motion Quiz Quiz

10 multiple choice questions

1. What is the net force on an object at rest?

A) Zero B) Equal to its mass C) Equal to gravity D) Maximum

2. If a 10 N force and a 3 N force act in opposite directions on an object, what is the net force?

A) 30 N B) 13 N C) 3.3 N D) 0.3 N

3. When two forces act on an object in the same direction, how do you calculate the net force?

A) Their sum B) Their difference C) Their product D) Zero

4. What does friction do to the motion of an object?

A) Opposes the direction of motion B) Helps motion C) Acts in the direction of motion D) Only exists on rough surfaces

5. For balanced forces to cancel each other out, what must be true about the forces?

A) Cancel each other out B) Act on different objects C) Always produce motion D) Act on the same object

6. What is the weight of an object a measure of?

A) The same as mass B) Force of gravity on an object C) Measured in kilograms D) Independent of location

7. An object with greater mass has what kind of relationship with inertia?

A) More inertia B) Less inertia C) No inertia D) Faster acceleration

8. A book sitting on a table is at rest. Is this statement true or false?

A) True (balanced forces) B) False (friction is greater) C) False (friction is less) D) Cannot be determined

9. The normal force on an object resting on a flat surface acts in which direction?

A) Perpendicular to a surface B) In the direction of gravity C) Parallel to the surface D) Horizontally

10. What causes a falling object to reach its terminal velocity?

A) Gravity B) Friction and air resistance C) Its own weight D) Lack of propulsion

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