Ineed with a few questions and you. : )

1.which of the following alternative energy technologies require(s) burning fossil fuels to start generating electricity?

a. solar cells
b. hydrokinetic buoys
c. solar thermal power plant
d. geothermal power plant

2.which process(es) cause(s) thick sediment layers to accumulate along the boundaries of continental and oceanic plates?

a. glaciation
b. subduction
c. marine regressions
d. marine transgressions

3. how does the principle of faunal succession assist the technique of relative dating?

a. it provides a defined order to the succession of organisms.
b. it accounts for the tectonic movement throughout history.
c. it prioritizes parts before the whole appearance of organisms.
d. it gives a logical order to the age of organisms.

4. why do solar cells need an inverter?

a. they need a way to store energy for cloudy days.
b. their energy output is alternating current.
c. they need a way to share their excess energy with the electric company.
d. their energy output is direct current.