Answer:
People <u>do need</u> a pump to push the water to the surface from confined aquifers.
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c. sulfur dioxide can block sunlight due to the thickness of the gas.
Are caused by seismic waves
I think is this one.
Answer:
1) 60x; 2) 150x
Explanation:
Total magnification = Power of the Ocular X Power of the objective
Power of Ocular = 15x
Power of Objective = 4x ; 10x
1)Total magnification = 15 X 4 = 60x
2)Total magnification = 15 X 10 = 150x
