Chapter 7 Terms Flashcards Preview

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Flashcards in Chapter 7 Terms Deck (11):
1

Craters

Are formed by impact of solid bodies, such as asteroids

2

Differential Gravitational Force

The difference between the gravitational force exerted on an object at two different points

3

Hightlands

The old, heavily cratered regions on the moon

4

Maria

Vast, smooth, dark, and congealed lava on the moon and some planets

5

Rays

Long, narrow, light - colored markings on the moon that radiates from young craters

6

Regolith

The surface rubble of broken rock on the moon or other solid body

7

Rilles

Narrow canyons on the Moon or other body

8

Synchronous Rotation

The condition that a body's rotation period is the same as its orbital period

9

Tidal Braking

The slowing of one body's rotation as a result of gravity

10

Tidal Bulge

A bulge on a body created by the gravitional attraction on it by another

11

Tides

The rise and fall of the Earth's oceans created by gravitational attraction