Which of the following is an advantage of using solar energy?
A) it is expensive to maintain.
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Physics, 11.06.2020 23:57 Sk8terkaylee
Which of the following is an advantage of using solar energy?
A) it is expensive to maintain.
B) it requires a high initial investment.
C) it is a form of free and abundant energy.
D) it requires good sun exposure.
Answers: 3
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What type of electromagnetic wave is used in security pens? a. x-rays c. microwaves b. visible light d. ultraviolet radiation select the best answer from the choices provided
Answers: 3
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Which one of the following research methods can show cause and effect
Answers: 1
Physics, 22.06.2019 10:30
You are given two vectors a⃗ =−3.00ι^ 5.00j^ and b⃗ =5.00ι^ 2.00j^. let the counterclockwise angles be positive.
Answers: 3
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