Answer:
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(C.) The maintenance of factors such as renewable resources harvest and decrease in use of non-renewable resources that contribute to the quality of the environment indefinitely.
Explanation:
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C. 50% would be the answer
Answer:
The purpose of the fine focus knob is to sharpen the focus quality of the image after it has been brought into focus with the coarse focus knob. Illuminator, There is an illuminator built into the base of most microscopes.
The intensity of the suns rays depends on the angle of which they hit the earth. In the summer mouths the angle at which the suns rays hit the earth is the steepest. Therefore the intensity is highest.