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Teaching Formation of Earth

Formation of Earth

Earth formed from the solar nebula and contracted by gravity and differentiated; Moon formed when a giant asteroid struck Earth and flung material out into space.

CK-12 (Middle School)

ESSENTIAL QUESTION:

How are the formations of the Earth and the Moon similar and different?
STANDARDS:
RST.2 - Main Ideas

DEPTH OF KNOWLEDGE (DOK) LEVELS:

2,3
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