Lab 5: Lunar Surface Features

Lunar Surface Features

Consider several features (such as lunar craters) that are overlapping one another:

• If a feature (like a crater) is on the bottom of a group of features, it can be said to have been there the ________ amount of time.
• If a feature is on the top of the group, it can be said to have been there the ________ amount of time.

To determine if an object is elevated or depressed, we can use ________ ________.

The ________ is the dividing line between the light and dark areas of the Moon.

Phases of the Moon

New Moon: not visible to Earth (____%)
Crescent: ____-____% visible
Quarter: ____% visible
Gibbous: ____-____% visible
Full: fully visible (____%)