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Author Question: Harnessing the energy of tides to generate electricity is different than the force moving the water ... (Read 105 times)

Shelles

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Harnessing the energy of tides to generate electricity is different than the force moving the water in a hydroelectric power station at a dam because
 
  A) tidal energy uses turbines and a dam uses generators.
  B) tidal energy ultimately relies on moon's gravity and hydroelectric power ultimately relies on the energy from the sun.
  C) tidal energy ultimately relies on ocean currents and hydroelectric power ultimately relies on the energy from the sun.
  D) tidal energy ultimately relies on the wind and hydroelectric power ultimately relies on the energy of rain.

Question 2

In some deserts, there are mice and lizards that are about the same size. The mice eat grains, and the lizards feed on insects. Given this information, we would expect that the biomass of the populations of
 
  A) lizards would be about the same as the mice.
  B) lizards would be greater than the mice.
  C) mice would be greater than the lizards.
  D) lizards and mice would be about 10 times greater than the organisms that they consume.



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Joy Chen

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Answer to Question 1

B

Answer to Question 2

C




Shelles

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it


robbielu01

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Reply 3 on: Yesterday
Wow, this really help

 

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