<span>No. Magnification refers to how many times larger an image is made. The sharpness of an image produced by a microscope is called resolution.</span>
A closed system is a system that makes no physical or chemical exchanges with its environment. Of these systems provided as choices (tree, human, clock, car), only a clock does not make exchanges with the environment, except for energy.
Therefore, of that list, only a clock would be a closed system.
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Answer:
B: A whole set
Explanation:
The only cells in your body that don't are sex cells. ie. Eggs and Sperm
Astronomy can best be described as a "<span>a. study of objects beyond earths atmosphere", although the subject of astronomy can be much more complicated. </span>
Answer:
Rectus Femoris
Explanation:
It has an action of extending the knee from a seated position.
I hope this helps, and as always, I am joyous to assist anyone at any time.