NGSS.MS-PS2-4

Tides are caused by __________.

• wind
• density differences
• gravity
• salinity differences

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NGSS.MS-PS2-4

Why would you weigh less on the moon compared to Earth?

• less air
• less sunlight
• more gravitational pull
• less gravitational pull

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NGSS.MS-PS2-4

What does the strength of gravity between two objects depend upon?

• Mass & distance
• Mass & weight
• Gravity & inertia
• Inertia & mass

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NGSS.MS-PS2-4

What does the strength of gravity between two objects depend upon?

• Mass & distance
• Mass & weight
• Gravity & inertia
• Inertia & mass

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NGSS.MS-PS2-4

Any object with mass has gravity.

• True
• Sometimes
• False
• Never

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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

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NGSS.MS-PS2-4

Which model has greater gravitational attraction (if any)

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

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NGSS.MS-PS2-4

Which model has greater gravitational attraction (if any)

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

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NGSS.MS-PS2-4

Which model has greater gravitational attraction (if any)

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

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NGSS.MS-PS2-4

Which has more mass, Earth or the Moon?

• Earth
• Moon
• The same

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NGSS.MS-PS2-4