The chief ingredient of most solar cells is
a. silicon
b. sodium
c. chromium
d. arsenic
e. calcium
Answer: A
The chief ingredient of most solar cells is
a. silicon
b. sodium
c. chromium
d. arsenic
e. calcium
Answer: A
AP Environmental Science MCQ
AP Environmental Science Chapter 16
The chief ingredient of most solar cells is
a. silicon
b. sodium
c. chromium
d. arsenic
e. calcium
Answer: A
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