Force, Motion, Energy

A moving roller coaster is an example of ---

• potential energy 
• friction
• fusion 
• kinetic energy

A bicyclist rides on a flat road and then stops pedaling but does not apply the brakes. The bicycle stops because of ....

• magnetism
• balance
• attraction
• friction 

To describe this car’s motion, a student should use its —

• direction and speed
• mass and volume
• speed and color
• volume and direction

Motion is described by an objects --- 

• direction and speed 
• volume and direction
• speed and color 
• mass and volume 

How does friction affect speed?

• more friction decreases speed
• more friction increases speed
• less friction decreases speed
• less friction doesn't affect speed

A _____________ is always a PUSH or a PULL of an object. 

• Motion
• Force
• Friction
• Gravity

What kind of energy is in a rock at the edge of a cliff?

• Potential
• Kinetic

The dancer is pushing a chair. What path will it take?

• A.  It will slide closer towards her.
• B.  It will stop moving
• C.  It will spin back and forth. 
• D. It will slide away from her.

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

What does this graph represent?

• Constant speed
• Acceleration
• Not moving
• Turning around