Biology, 01.01.2020 20:31 unruhlsY25
Which of the following is a problem with using solar power as a main source of energy?
a.) people do not yet have the technology to use solar power
b.) the sun is not close enough to provide solar energy
c.) power from solar energy contains a large amount of harmful ultraviolet rays
d.) solar powers is not available at night or when it is cloudy
Answers: 3
Biology, 22.06.2019 00:30, quigley523
What was the land like over 500 million years ago? what was under the sea?
Answers: 1
Biology, 22.06.2019 16:00, faithyholcomb
Darwin’s hypothesis about how life changes over time is now called?
Answers: 2
Which of the following is a problem with using solar power as a main source of energy?
a.) pe...
a.) pe...
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