Surface of Moon

What describes the shape of the Moon?

• Sphere

• Spheroid

• Squashed Sphere

• Oblate Spheroid

What type of rock is found on the maria?

• Obsidian
• Basalt
• Sandstone
• Granite

Densely pitted, light-colored areas on the moon are called ____________.

• Craters
• Maria
• Highlands
• Crescents

The highest mountain on the moon is only 1km less in height than Mt. Everest. What region of the moon can mountains be found?

• Craters
• Maria
• Highlands
• All over

True or false: There can be craters within craters on the moon.

• True
• False

______________ are regions of dark, smooth, ancient beds of basaltic lava.

• Highlands
• Maria
• Craters
• Meteorites

How did the lunar mare (maria) form?

• Asteroids punctured the lunar surface, causing magma to bleed out
• Asteroids punctured the lunar surface, causing rock to break apart
• They were ancient oceans
• They were ancient beds of ice

How do most craters on the moon form?

• Collision with other planets
• Rapidly moving debris hit the surface
• The sun burns holes in the moon

When did the moon form?

• About 4.5 billion years ago
• About 4.5 million years ago
• 20,000 years ago
• 13.6 billion years ago

Why are craters on the moon so well-preserved?

• No atmosphere = no precipitation for erosion
• The rocks on the moon are more solid
• The rocks on the moon absorb more impact