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How can mechanical waves in the treatment of cancer? a. ultrasound is used to improve absorption of a radioactive pellet by a tumor. b. the radioisotope in a radiopharmaceutical releases sound waves into surrounding cells. c. beams of x-rays are targeted at a cancerous tumor from outside the body. d. cells absorb chemotherapy drugs more easily after being treated with ultrasound.
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Which accounts for an increase in the temperature of a gas that is kept a constant volume
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A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
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