Which 3 of the following words are forces?

• temperature

• push

• gravity

• texture

• magnetism

Tags

NGSS.MS-PS2-4

Look at the bar graph. Which of the surfaces has the least friction?

• A

• B

• C

• D

The table below lists a series of newly discover micro-planets. Which of the planets has the lowest gravitational force?

• Planet #1

• Planet #2

• Planet #3

• Planet #4

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Gravity is dependent on which physical property?

• Mass

• Density

• Force

• Weight

Tags

NGSS.MS-PS2-4

Shown are two magnets.

What will happen to magnet B if you let it go?

• The force of gravity will pull it to the left.

• The magnetic force will pull it to the left.

• The force of gravity will push it to the right.

• The magnetic force will push it to the right.

Tags

NGSS.MS-PS2-5

An engineer wanted to design a floor for a warehouse. Workers in the warehouse would need to push heavy boxes across the floor. The engineer tested four different materials by sliding a box across the surface and measuring the distance it took the box to stop.

Which of the following best explains which material would work best for the warehouse floor?

• The tile because it had the least friction.

• The wood because it would be easiest to push the boxes on.

• The dirt because it has the least friction.

• The asphalt because it has the most friction.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is a force that occurs when one object rubs against another object?

• distance

• gravity

• friction

• force

What orientation of two magnets cause them to attract?

• Both poles are north
• They are opposite poles
• Both poles are south
• There are no poles

What is the reason the car travels down the ramp?

• the ramp is magnetic
  
• the car has wheels
• the force of gravity pulls the car
• the car is a very weak magnet

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A type of force that is produced by a magnet is called ______.

• motion
• gravity
• friction
• magnetism

Tags

NGSS.MS-PS2-5