Miscellaneous
Gravity
Forces
Energy
100

Friction is caused by the ________ sliding, or rolling of two objects.

What is rubbing?

100

A force of attraction between objects due to their masses and the distances between them is

What is gravity?

100

Name an activity that does not produce a lot of friction.

ice skating

skiing

skateboarding

100
What is energy?
What is the ability to do work?
200

A student throws a ball. What type of energy does a moving ball have ?

What is kinetic energy?

200

The unit of mass is?

What is grams?

200

Friction is present whenever 2 things...?

What is touch?

200

A student throws a ball in the air. What type of energy is present?

What is kinetic energy?

300

Explain why if we throw a ball it comes back down?

What is gravity pulls objects toward the center of Earth?

300

If friction is present, what happens when an object is moving?

What is the object will slow down?

300

A push or pull is called a ?

What is force?

300

Name one example of potential energy.

Answers will vary..

A golf ball sitting on a tee.

400

Why does a ball eventually stop rolling?

What is friction?

400

The force of gravity acting on an object is called?

What is the weight?

400

Friction opposes OR goes in a similar direction to a moving object

What is OPPOSES MOTION?

400

The Law of Conservation of Energy is......

What is energy can neither be created nor destroyed

500

Explain one way a spring scale is used

What is measuring force and mass of an object?

500
What is another name for a Newton-meter?

What is a spring scale?

500

The unit of force is the ?

What is NEWTONS?

500

What is an example of kinetic energy?

Answers will vary...

A ball thrown in the air. 

A person skiing going down a hill.