How can impact noise be reduced?
What will be an ideal response?
Impact noise can be reduced by insulating floors and covering them with soft materials, such as underlayments, carpet padding, and carpet.
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What tools do you use to organize data?
What will be an ideal response?
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A driver brakes heavily for 4.5 seconds, slowing from 55 MPH to a stop. What is her average acceleration during this time, in ft/ s^2?
What will be an ideal response?
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The greatest injury risk of temperature changes in showers is
A. heart attack B. scalding C. falls D. panic attack
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One piston has a mass of 389.6 grams, while another piston has a mass of 398.4 grams. How much more mass does the heavier piston have?
A) 8.8 grams B) 8.2 grams C) 9.2 grams D) 9.8 grams
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