Answer: affect organisms
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The average adult in the us spends 24 hours watching televistion each week
Answer:
besides a reduction in friction, the only way to increase the amount of work output of a machine is to Increase the work input
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Explanation:
Explanation:
Lasers produce a narrow beam of light in which all of the light waves have very similar wavelengths. The laser's light waves travel together with their peaks all lined up, or in phase. This is why laser beams are very narrow, very bright, and can be focused into a very tiny spot.
