Geology - The Birth of Earth

Geology - The Birth of Earth

Assessment

Flashcard

Science, Other

10th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the three eons of the Hadean, Archean, and Proterozoic called together?

Back

Precambrian Time

2.

FLASHCARD QUESTION

Front

Why does Earth have fewer craters than the Moon?

Back

Many of the Earth's craters have eroded away.

3.

FLASHCARD QUESTION

Front

True or False: The Earth's magnetic field extends from the north pole to the south pole into space.

Back

True

4.

FLASHCARD QUESTION

Front

Where did the water on Earth come from?

Back

Volcanoes and comets.

5.

FLASHCARD QUESTION

Front

What event formed the original ancient atmosphere?

Back

Outgassing by volcanoes.

6.

FLASHCARD QUESTION

Front

Define the Hadean Eon.

Back

The Hadean Eon is the earliest eon in Earth's history, characterized by the formation of the Earth and its initial cooling.

7.

FLASHCARD QUESTION

Front

What is the significance of the Archean Eon?

Back

The Archean Eon is significant for the emergence of the first simple life forms, primarily prokaryotic organisms.

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