Home
Flashcards
Preview
Chapter 21
Home
Get App
Take Quiz
Create
The oldest lunar features are _____
Highlands
The formation of the solar system from a huge cloud of dust annd gases is called ______
Nebular hypothesis
Bright splash marks radiating outward for hundreds of kilometers from large lunar craters are called ______
rayed craters
THe maria lowlands on the Moon are most like _________
Lava flooding the surface
When viewed from Earth, the darker areas on the Moon are called ________.
Maria
Most of the Moon's craters were produced by _____.
Meteroid impact
What are the terrestrial plantes
Mercury, Venus,Earth, Mars
What is the last prominent feature formed on the surface of the moon
rayed craters
What causes the large craters on the moon compared to the Earth?
no atmosphere on the moon
The Jovian planets contain a large percentage of the
hydrogen and helium
The youngest lunar feature is _____.
maria basins
______ is more proportionally more abundant on terrestrial planets than on Jovian planets?
Silicant minerals
Brightly densed cratered regions on the surface of the moonn are
highlands
Frozen carbon dioxide is characteristic of
Terrestrial planets
What is believed to have hit the Earth to produce the moon?
an asteroid
How long ago do scientists believe the solar formed?
5 billion yrs ago
During which phase of lunar development did the maria form?
2nd
The most obvious lunar surface feature are
craters
Which catagory of plantes have a high escape velocity?
Jovian
Author
Anonymous
ID
21325
Card Set
Chapter 21
Description
Do your best
Updated
2010-05-30T20:30:51Z
Show Answers
Home
Flashcards
Preview