Science Chapter 15 Review

What is a force that stops things and slows them down?

• friction
• stopping
• speed

The distance that an object moves in a certain period of time is the what?

• distance
• traveling space
• speed

Three things affect the motion of an object: the strength of the force, the direction of the force, and the object's what?

• friction
• mass
• gravity

What is a surface that would not have very much friction?

• ice
• dirt
• sandpaper

What is a disturbance that travels through matter or space?

• gravity
• a wave
• a soccer ball

When you add all of the forces that push or pull on an object it is called the what?

• net force
• total 
• distance

What is any kind of push or pull called?

• movement
• weight
• force

When finding speed you need to think about distance and what else?

• motion
• direction
• speed

What is a change of position called?

• running
• motion
• speed

How far it is from one location to the other is the what?

• time
• distance
• wavelength