Gravity

Which best describes gravity?

• Molecules that make up everything.

• An object that conducts electricity.

• A magnet.

• A force that pulls objects to the ground.

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

Who deciphered the properties gravity?

• Galileo Galilei

• Albert Einstein

• Issac Newton

• Nicolaus Copernicus

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NGSS.HS-PS2-4

How does the earth's gravity affect the moon?

• It creates the phases of the moon.

• The force of gravity keeps the moon moving around the earth.

• It creates high tide on the moon.

• It creates friction between the earth and moon

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

How does the center of gravity affect balance?

• The center of gravity makes an object topple over.

• The object falls to the ground.

• Gravity pulls us up.

• The position of the center of gravity of an object helps to make it stable.

What is gravitational force?

• It is angular momentum.

• It is the tendency of objects to move toward other larger objects.

• It is a coordinate system.

• It is a pendulum.

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

Why can astronauts jump higher on the moon then on earth?

• They use pogo sticks.

• Their space suits help them to jump higher.

• The moon has less mass then earth so the force of gravity is less.

• The moon has more mass then the earth so the force to gravity is more.

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NGSS.MS-PS2-4

What is gravitational mass?

• The length of something.

• It is a measurement of how much gravity an object exerts on another objects.

• The measurement of how much something weighs.

• The acceleration of an object.

Tags

NGSS.MS-PS2-4

When an apple falls to the ground, what is happening?

• Gravity pushes the apple up, away from the Earth.

• Magnetism pushes up, away from the Earth.

• Magnetism pulls the apple down, away from the Earth.

• Gravity pulls the apple down, towards the Earth.

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NGSS.MS-PS2-2

NGSS.MS-PS2-4

Which of the following statements about gravity and magnetism is NOT true?

• Gravity and magnetism are both invisible.

• Gravity and magnetism can both pull on objects.

• Gravity pulls only magnetic objects, but magnetism pulls everything.

• Gravity pulls everything, but magnetism only pulls magnetic objects.

The moon's gravitational pull cause which one of these?

• earthquakes

• ocean tides

• tornadoes

• lightening storms

Tags

NGSS.MS-ESS1-1