Which of the following correctly describes an electron?
A) on the scale of subatomic particles it is massive and has a +1 charge
B) on the scale of subatomic particles it is massive and has a -1 charge
C) on the scale of subatomic particles it is light and has a +1 charge
D) on the scale of subatomic particles it is light and has a -1 charge
D
Environmental & Atmospheric Sciences
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A. Phyllite B. Coal C. Quartzite D. Gneiss E. Marble
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How do computer models show temperature changes?
What will be an ideal response?
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Berkeley, CA has the highest amount of precipitation during the
A) autumn. B) summer. C) spring. D) winter. E) year-round.
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Cellulose, the macromolecule found in plant cell walls, is a
A. protein. B. lipid. C. nucleic acid. D. carbohydrate.
Environmental & Atmospheric Sciences