Unit 3: Inner Planets Review

The densely pitted and light-colored areas on the moon are called ____________.

• Craters

• Maria

• Highlands

• Crescents

Water on Mars is primarily in the form of ____.

• gas (vapor)

• liquid

• solid (ice)

How many times a day do we experience a change in tide levels?

• 1

• 2

• 3

• 4

Which celestial body collided with the Earth to form the moon, according to the diagram?

• Mars

• Theia

• Venus

• Jupiter

Which hemisphere experiences winter when the northern hemisphere is tilted away from the sun?

• Northern Hemisphere

• Southern Hemisphere

• Both hemispheres

• Neither hemisphere

Which planet can be found in the habitable zone?

• Mercury

• Saturn

• Earth

• Uranus

Which planet is closest in size to Earth?

• Venus

• Mars

• Mercury

• Jupiter

When sea levels are higher than average, what type of tide is occurring?

• High tide

• Low tide

• Spring tide

• Neap tide

The Martian atmosphere is 96% __________________________.

• Methane

• Oxygen

• Carbon dioxide

• Nitrogen

What is the rotation period at the Earth's equator?

• 59 d

• 243 d

• 23 h 56 min 4 s

• 24 h 37 min 23 s