The Solar System and Earth System Test

Which planet has the most moons?

• Jupiter

• Neptune

• Saturn

• Uranus

What phase of the moon is labeled 1?

• Full moon

• First quarter

• New moon

• Last quarter

Using the illustration, the item labeled 6 is the planet —

• Saturn

• Uranus

• Jupiter

• Neptune

What is the diameter of the Sun in kilometers?

• 1,392,700 kilometers

• 1,988,500 kilometers

• 1,500,000 kilometers

• 2,000,000 kilometers

Aside from gravity, what other factor keeps the planets orbiting the sun?

• Mass

• Weight

• Inertia

• Force

How do the distances between the inner planets compare to the distances between the outer planets?

• The inner planets are more spaced out than the outer planets

• The outer planets are more spaced out than the inner planets

• All planets are equally spaced; therefore, there is no advantage.

• We do not know enough about astronomical distances.

Number 4 is of which phase of the moon?

• Waning crescent

• Waxing gibbous

• Waxing crescent

• Waning gibbous

Using the illustration above, the item labeled 5 is a(n)—

• asteroid belt

• meteor

• comet

• planet

Which figure designates when an observer would NOT be able to see the moon?

• A

• B

• C

• D

Within the solar system, Mercury has the_____ orbital speed and Neptune has the _____orbital speed.

• Mercury has the fastest

  Neptune has the slowest

• Mercury has the slowest

  Neptune has the fastest