in order to generate most of a homes electric needs, photovoltaic roof shingles would need to generate about how much?

What layer of the atmosphere is directly above the troposphere?

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

If there is any 12 to 14 girls that need a boyfriend just follow me and let me know