Answer:
Explanation:
Water in the lake (hydrosphere) seeps into the cliff walls behind the dam, becoming groundwater (lithosphere), or evaporating into the air (atmosphere). Humans (biosphere) harness energy from the water (hydrosphere) by having it spin turbines (lithosphere) to produce electricity.
Have a control. You have to have something to compare your experimental results or else your results could be random chance.
Answer:
A population is the number of living people that live together in the same place. A city's population is the number of people living in that city. These people are called inhabitants or residents. ... Usually population refers to the number of humans in a certain area.
Explanation:
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The kidney filters about 200 quarts of blood to remove about 2 quarts of waste and excess water. That excess water and waste is sent to the bladder and leaves the body as urine.