Study Guide: Forces and Motion & Newton's Laws

Front

Which surface would likely have the most friction? Options: Glass, Sandpaper, Metal, Ice

Back

Sandpaper

Front

What would likely increase the gravitational force between two objects?

Back

Increasing the mass of both objects

Front

What happens if you place the same poles of two different magnets close to each other?

Back

The magnets will repel each other.

Front

What happens to the force of friction when an object with more mass is moved across a surface?

Back

The force of friction will increase.

Front

Which of the following is an accurate statement describing applied forces?

Back

Intentionally exerted on an object by a person or another object

Front

What is likely to occur when you apply a force to an object at rest?

Back

The object will move if the force is large enough.

Front

Which of the following is an accurate statement describing normal forces?

Back

Exerted by a surface to support the weight on an object

Front

Examples of gravity only: Leaves falling, skydiving, water flowing downhill, A ball rolling downhill, rubbing your hands together, using a compass

Back

Leaves falling, skydiving, water flowing downhill

Front

Example of Newton’s 1st Law of Motion: A bicycle moving at a constant speed, A soccer ball being kicked, A truck accelerating, A person rowing a boat

Back

A bicycle moving at a constant speed

Front

Which of the following best represents Newton’s 2nd Law?

• A car accelerating faster when a smaller person pushes it
• A chair remaining at rest
• A car moving at a constant speed
• A person running with the wind

Back

A car accelerating faster when a smaller person pushes it