Which of the following are tests we can quickly and easily perform (even in the field) to help us identify a mineral?

A. effervescence
B. magnetism
C. hardness
D. streak
E. All of these choices are correct.


Answer: E

Environmental & Atmospheric Sciences

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In what sense can you truthfully say that you are a part of every person around you?

A. We all share the same genetic code. B. There are more people alive now than have ever lived. C. We are continually exchanging our atoms. D. We all live on the same planet and share the same resources.

Environmental & Atmospheric Sciences

America first appeared by name on a map in ______.

A ) 700 BC B ) 588 AD C ) 1492 D ) 1507

Environmental & Atmospheric Sciences

The high level cloud pictured here consists mainly of ice crystals and is due to convection

A. altocumulus. B. cumulus. C. cumulonimbus. D. cirrocumulus.

Environmental & Atmospheric Sciences