Universal Gravity

Which of the following is Newton's Law on Gravitation?

• F=Gm₁m₂/r
• F = Gm₁m₂/r²
• F = Gm₁m₂/2r
• F = m₁m₂/2r

Tags

NGSS.HS-PS2-4

Two objects move toward each other because of gravitational attraction. As the objects get closer and closer, the force between them _____.

• remains constant

• decreases

• increases

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NGSS.HS-PS2-4

An object is placed exactly halfway between Earth and the moon. The object will fall toward _____.

• the moon

• Earth

• neither Earth nor the moon

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NGSS.HS-PS2-4

All objects in the universe that have mass exert a gravitational pull on other objects that have mass.

• True

• False

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NGSS.HS-PS2-4

A 1000 kg satellite is orbitting Earth. If Earth has a mass of 5.97x10²⁴ kg, which experiences the greater magnitude gravitational pull?

• The satellite

• Earth

• Both experience the same magnitude gravitational pull

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NGSS.HS-PS2-4

In which of the following scenarios depicted below is the magnitude of the gravitational force acting on the masses greatest?

• 
• 
• 
• All are equal

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NGSS.HS-PS2-4

If the distance between the centers of two masses is reduced to one-half the original distance, the new gravitational force that exists between the two masses will be...

• one-half (x1/2) the original force

• the sames as the original force

• double (x2) the original force

• quadrupled (x4) the original force

Tags

NGSS.HS-PS2-4

If the mass of one of the objects in the system is is doubled, the new gravitational force that exists between the two masses will be...

• one-half (x1/2) the original force

• the sames as the original force

• double (x2) the original force

• quadrupled (x4) the original force

Tags

NGSS.HS-PS2-4

If the mass of one of the objects in a system is tripled, the new gravitational force that exists between the two masses will be...

• one-third (x1/3) the original force

• the sames as the original force

• triple (x3) the original force

• 9 times the original force

Tags

NGSS.HS-PS2-4

If the distance between the centers of two masses is doubled , the new gravitational force that exists between the two masses will be...

• one-fourth (x1/4) the original force

• the sames as the original force

• double (x2) the original force

• one-half (x1/2) the original force

Tags

NGSS.HS-PS2-4