Newton's Laws of Motion Unit Test

During a physics class, Scarlett and James were discussing the unit of force used in the International System of Units (SI). What is the correct unit they should mention?

• Joules

• Force

• Newton

• m/s

David is comparing different objects to see which has more inertia. Which one does he find has the most?

• A skate board

• A cat

• Ant

• Truck

While playing on the playground, Mia noticed that when she slides down the slide, she slows down due to friction, and when she jumps, she comes back to the ground because of gravity. Are friction and gravity both examples of a force?

• True

• False

Tags

NGSS.MS-PS2-4

A bus driven by Aiden hits a bug and the bug splatters on the windshield, which force is greater?

• They are the same

• The bug

• The bus

• Gravity acting on the bus

Tags

NGSS.MS-PS2-1

Nora is riding her bicycle down a hill. She notices that she keeps moving forward without pedaling until she applies the brakes. Which Law is this an example of? "An object in motion (or at rest) will stay in motion (or at rest) until an outside force acts upon it."

• first law

• second law

• third law

• fourth law

Liam pushes against a wall, and the wall pushes back with an equal force. Which Law is this an example of? "For every action, there is an equal and opposite reaction."

• first law

• second law

• third law

• fourth law

Tags

NGSS.MS-PS2-1

Joe is pushing a shopping cart with a certain force, and the cart accelerates. Which law explains this relationship? Force = Mass x Acceleration

• first law

• second law

• third law

• fourth law

Tags

NGSS.MS-PS2-2

Grace is trying to move a heavy box across the room. What is the term for the push or pull she applies to the box?

• velocity

• inertia

• force

• momentum

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Lily is trying to slide a heavy box across the floor, but she notices it is difficult to move. What is the force that opposes the motion of the box?

• friction

• momentum

• gravity

• inertia

While skydiving, Olivia notices an upward force on her parachute that slows her down as she moves through the air. What is this force called?

• gravity

• air resistance

• momentum

• terminal velocity