Question

Which best describes a difference between energy transformations in power plants and dams?

Answer 1

Well when the power is generated, it doesn't matters what source it came from, but transformation make difference.
Energy by power plants in usually built in rivers difference lies between water-level above and below the power-plant, in latter water is then driven through turbines that generates energy

Answer 2

Answer: A: Only power plants use fossil fuels to transform energy.

Explanation:

Looking at Dams and Power Plants, and looking at the options given,

option A: , Between the given choices, dams do NOT use fossil fuels, ONLY power plants do

option B: Dams most definitely do NOT use fission

option C: Power plants may use water to generate their power, but they srent the ONLY one of the two options that do

option D: BOTH Dams and power plants use mechanical energy to produce electricity, through the use of turbines