Post Gravity and Orbits Lab Quiz

What two variables can increase or decrease gravitational pull?

• mass and direction
• velocity and distance
• mass and distance
• size and velocity

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Without gravity, the stars, planets and all celestial objects in the universe would _?_.

• continue to orbit each other
• move in a random direction
• move in a straight line
• stop moving

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NGSS.MS-ESS1-2

The spinning of an object on its axis is called a(n) _?_.

• orbit
• rotation
• revolution
• phase

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A(n) _?_ is the gravitationally curved path of an object around a point in space.

• orbit
• rotation
• revolution
• phase

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NGSS.MS-ESS1-2

A(n) _?_ is the time it takes an object to travel once in a one complete orbit.

• phase
• rotation
• revolution
• axis

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NGSS.MS-ESS1-2

If you increase the mass of the Sun slightly, what happens to the time it takes the Earth to complete one revolution?  (experiment #1)

• It decreases.
• It stays the same.
• It increases.

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NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

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If you decrease the mass of the Sun too much, what happens to the Earth? (experiment #1)

• It leaves the Solar system.
• There is no apparent change in motion.
• It is pulled (crashes) into the Sun.

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

If you increase the mass of the Sun too much, what happens to the Earth? (experiment #1)

• It leaves the Solar system.
• There is no apparent change in motion.
• It is pulled (crashes) into the Sun.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

If you increase the distance between the Sun and the Earth slightly, what happens to the time it takes it to complete a revolution? (experiment #2)

• It decreases.
• It remains the same.
• It increases.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

In an Earth - Moon interaction simulation, what would happen if you decrease the distance between the Earth and the Moon slightly? (experiment #2)

• There would be no apparent change in motion.
• The time it takes to complete a revolution would decrease.
• The time it takes to complete a revolution would increase.
• The moon would leave its orbit.