Gravitational and Friction Forces

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How are mass and weight different?

• mass never changes

• weight depends on gravity

• mass depends on gravity

• weight never changes

As mass increases, what happens to gravitational force?

• increases
• decreases
• stays the same
• i don't know

Tags

NGSS.MS-PS2-4

As distance between two objects increase the pull of gravity 

• Increases
• Decreases
• Stays the same

Any object with mass has gravity.

• True
• Sometimes
• False
• Never

Tags

NGSS.HS-PS2-4

Which model has greater gravitational attraction (if any)

• Model A
• Model B
• Both Model A and Model B (same gravity)

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

NGSS.MS-PS2-5

Which system has the greater gravitational attraction between the two objects (if any)?

• System A
• System B
• Same gravitational attraction fro System A and System B

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Which of the following will not change in different gravitational fields?

• wieght
• force
• mass
• pounds

Tags

NGSS.MS-PS2-4

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

Tags

NGSS.MS-PS2-4

A person would weigh less on on the Moon than on the Earth because . . .

• Moon has more mass, and therefore more gravity
• Moon has less mass, and therefore more gravity
• Moon has more mass, and therefore less gravity
• Moon has less mass and therefore less gravity

Tags

NGSS.MS-PS2-4

Wheels on a skateboard most likely experiences-

• Rolling Friction
• Sliding Friction
• Fluid Friction
• Static Friction