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Earth Science CH 7 (1&2)

1
2
3
4
5
6
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8
Across
3
This process releases energy.
5
Forms slower than rate consumed
7
Minerals in rock formations
8
Nonrenewable energy resource formed from organism remains
Down
1
This process releases neutrons and energy
2
Minerals with high economic value
4
Valuable mineral concentrated by mechanical action
6
Can be used a jewelry when cut and polished