Universal Gravitation

If the mass on Mars is 6.4 kg x 10²³ kg and the mass on Earth is 6.0 kg x 10²⁴ kg, which one would you weigh more on?

• Earth
• Mars

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NGSS.HS-PS2-4

NGSS.HS-PS2-1

What was Sir Isaac Newton known for?

• His hair
• His discovery of the laws of motion
• How good he was at math
• How athletic he was

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NGSS.HS-PS2-1

NGSS.HS-PS2-2

Complete the following statement: The farther away two planets are the _______ the gravitational force between them.

• more
• same
• dosen't matter
• less

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NGSS.HS-PS2-4

The sun is the anchor point of our solar system because of

• the gas Hydrogen

• its small density

• its huge mass

• its location

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NGSS.HS-ESS1-1

What is gravitational force?

• a force that attracts any object
• a force that pushes any object
• a force that shrinks any object
• a force that enlarges anyobject

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NGSS.HS-PS2-4

What is the Universal law of gravitation equation? 

• G=F ⋅ m⋅m2/r²
• F=G ⋅ m⋅m₂/(r)²
• F=G ⋅ r²/m⋅m₂
• G=F ⋅ r²/m⋅m₂

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NGSS.HS-PS2-4

The mass of Jupiter is 300 x that of the Earth, but a person on its surface would only experience a gravitational attraction 3x that of Earth. What is the best explanation for this according to the Universal Law of Gravitation?

• Jupiter has a really big radius
• Jupiter has many moons
• Jupiter is mostly a rocky planet
• Jupiter is smaller than Saturn

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NGSS.HS-PS2-4

A moon is located at  1 unit out from the planet it orbits. If that moon was orbiting at 2 units out from the planet, how much would the gravitational force on the moon be compared to its distance at 1 unit?

• 1/4
• 1/6
• 2x as much
• 4 times as much

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NGSS.HS-PS2-4

NGSS.HS-ESS1-4

A satellite moves ______________when it is moved farther from the object that it orbits.

• more quickly
• more slowly
• at the same speed
• with no change in speed

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NGSS.HS-PS2-4

NGSS.HS-ESS1-4

If a person has a mass of 70 kg on Earth, what will be ther mass if they go to the moon?

• 35 kg
• 1.25 kg
• 70 kg
• there is no mass on the moon