Forces and Motion Review

Short Answers

100

What is a force?

A force is a push or a pull that can make object start moving or stop moving.

200

List 3 examples of natural forces

1. Soil erosion

2. Landslides

3. Earthquakes

300

List 3 things that can protect you from the impact of forces.

1. Seat belt

2. Helmet

3. Life jacket

Fill in the Blank

100

_____ is the force that uses parts of the body like arms and legs

Muscular

200

_____ is the force that attracts metals

Magnetic

300

_____ is the force that pulls objects toward the earth.

Gravity

400

_____ is the force that acts on objects that rub against eachother

Friction

500

_____ is the push or pull force that happens with charged objects

Electrostatic

Multiple Choice

100

Which example is considered a muscular force?

A) a rock falling

B) clothing sticking together

C) a push-up

C) a push-up

200

People can float in outer space because there is very little:

A) Helium

B) Gravity

C) Static

B) Gravity

300

Lightning is an example of which force?

A) Static electricity

B) Friction

C) Gravity

A) Static electricity

400

Which object would a magnet NOT pick up?

A) Iron nail

B) Nickel coin

C) Gold ring

C) Gold ring

500

Which option is the best example of high friction?

A) Sliding down a slide

C) Car tires on a road

D) Sledding down a snowy hill

C) Car tires on a road