# Forces Question Preview (ID: 1059)

### Approprate For 7th/8th Grade Physical Science Topic Of Forces. TEACHERS: click here for quick copy question ID numbers.Answers? Play games to get them!

A person is moving a box up a ramp. How can the amount of friction be reduced?
a) Pushing the box up a ramp with a rough surface.
b) Pushing the box up a ramp with a smooth surface.
c) Putting the box on a cart and pushing it up a rough surface.
d) Putting the box on a cart and pushing it up a smooth surface.

Two dogs are fighting over control of a frisbee and have it in their mouths. Dog A is pulling the frisbee to the left with a force of 300 N. Dog B is pulling the frisbee to the right with a force of 275 N. Which direction is the frisbee moving?
a) The frisbee is moving to the right.
b) The frisbee is moving to the left.
c) The frisbee is not moving at all.
d) The frisbee is moving up.

Friction acts in a direction ______to the direction of an objectвЂ™s motion.
a) unrelated
b) perpendicular
c) opposite
d) equal

A 1500 kg. car is accelerating down a hill at a rate of 3 m/s/s. How much force does the car have?
a) 500 N
b) 5000 N
c) 4500 N
d) 45000 N

An object in free fall _________ towards the ground.
a) accelerates
b) has a constant speed
c) decelerates
d) none of the above

The terminal velocity of a an object is reached when...
a) the object accelerates towards the ground.
b) the object decelerates towards the gound
c) the object reaches a constant speed towards the ground.
d) none of the above.

A puck being passed across the ice from one hockey player to another is an example of...
a) Rolling Friction
b) Sliding Friction
c) Fluid Friction
d) Gravity

A skydiver releases her parachute, what force is acting on her parachute that slows her down?
a) Rolling Friction
b) Sliding Friction
c) Fluid Friction
d) Gravity

During the autumn season, leaves will change colors and fall to the ground. What force is acting on the leaves falling?
a) Rolling Friction
b) Sliding Friction
c) Fluid Friction
d) Gravity

Riding your bike around the park is an example of...
a) Rolling Friction
b) Sliding Friction
c) Fluid Friction
d) Gravity

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