Gravity and the Solar System

What is gravity?

• A type of current

• b. A type of force

• c. A type of wave

• d. A type of energy

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NGSS.MS-PS2-4

NGSS.MS-PS2-2

According to Sir Isaac Newton, gravity depends on two factors. What are they?

• a. Mass and distance

• b. Volume and density

• c. Size and shape

• d. Mass and volume

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NGSS.MS-PS2-4

3. The moon's gravity is one-sixth of Earth's gravity. If you weigh 100 Newtons on Earth, how much do you weigh on the moon?

• a. 1 newton

• b. 6 newton

• c. 16.667 newtons

• d. 60 newtons

Tags

NGSS.MS-PS2-2

How does the Sun's gravity compare to the Earth's gravity?

• a. The Sun's gravity is stronger

• b. The Earth's gravity is stronger

• c. Their gravitational pull is the same

• d. Scientists aren't able to measure the Sun's gravity

Tags

NGSS.MS-PS2-4

How does the Sun's gravity compare to the Earth's gravity?

• a. The Sun's gravity is stronger

• b. The Earth's gravity is stronger

• c. Their gravitational pull is the same

• d. Scientists aren't able to measure the Sun's gravity

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Why is the Earth's gravity stronger than the Moon's gravity?

• a. The Earth is more massive than the Moon

• b. The Moon is so far away from Earth

• c. The Moon has no mass

• d. The Earth has a larger volume than the Moon

Tags

NGSS.MS-PS2-4

According to Newton's laws, what might happen to the Earth if its orbit moved farther away from the Sun?

• a. The Sun's gravitational pull on the Earth would increase

• b. The Earth's gravitational pull on the Moon would increase

• c. The Sun's gravitational pull on the Earth would stay the same

• d. The Sun's gravitational pull on the Earth would decrease

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

What theory did Albert Einstein introduce to challenge Newton's ideas?

• a. The theory of superlativity

• b. The theory of gravitation

• c. The theory of relativity

• d. The theory of specificity

According to Einstein, gravity:

• a. Makes objects fall upward

• b. Doesn't exist when masses are very large

• c. Makes objects bend in space

• d. Bends space and time

Which of these would have the strongest gravitational pull?

• a. A large, dense star

• b. A medium-sized planet

• c. A small moon

• d. A comet

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2