Which form of solar energy involves the use of a heliostat?

a. active solar energy c. high temperature solar
b. passive solar energy d. photovoltaics


C

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The potential of ____ power is estimated at 2.9 million megawatts

A) water B) wind C) tidal D) steam

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General work clothing should ____.

A. be made of a synthetic fabric B. be loosely woven, and a light color C. be tightly woven and a dark color D. have deep pockets

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Attracting screech owls to your yard can help control insects and rodents around your home

Indicate whether the statement is true or false

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The unit of measurement of an AC voltage measured on an oscilloscope is ____.

A. peak B. peak to peak C. average D. rms

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