Gravity & Air Resistance

Air resistance pushes against falling

objects and __________________.

• Speeds them up

• Keeps them afloat

• Slows them down

• Spins them

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If you jump out of an airplane, which two forces are acting on you?

• Gravity and friction

• Force and gravity

• Gravity and Air Resistance

Gravity _____

• PULLS on objects

• PUSHES on objects

• is only on EARTH

• All of the Above

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Gravity is a _____ that _____

2 objects towards one another.

• thing

  reaches

• energy

  pushes

• force

  pulls

• weight

  takes

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What keeps the planets in orbit around the sun?

• gravity

• friction

• magic

• distance

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An example of a gravity is that the Earth... 

• orbits the sun
• orbits the moon
• orbits other planets 
• none of the above 

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A person would weigh more on Jupiter than on the Earth because . . .

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

Tags

NGSS.MS-PS2-4

If I drop a large rock and a small rock from the same height at the same time, which one will hit the ground first?

• the large rock

• the small rock

• both will hit at the same time

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When you drop a bowling ball and a feather, why does the feather fall slower?

• air resistance causes the feather to fall slower

• gravity pulls harder on the bowling ball than the feather

• gravity pulls harder on the feather than the bowling ball

• air resistance causes the bowling to fall slower

The first person to study gravity was an English scientist named __________.

• Einstein

• Fig Newton

• Isaac Newton

• Chris P. Bacon