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would you expect radon gas concentration to be higher in houses with basements or concrete slab foundations why how
1 you are driving eastbound on the interstate at 70 mih you observe that you are approaching a truck in your lane at
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when analyzing felix baumgartners dive for homework you at one point addressed the question of how he was able to slow
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a 42 gram feather falls with a constant speed of 12 ms what is the force of air resistance on the
an object is placed 25 cm in front of a lens of focal length 20 cm 60 cm past the first lens is a second lens of focal
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a 100-w 120-vlightbulb has a resistance of 14omegawhen cold 20c and 150omegawhen on hotpart a calculate its power
a small city requires about 15mwof power suppose that instead of using high-voltage lines to supply the power the power
a heater coil connected to 240-vrmsac line has a resistance of39omegapart a what is the average power usedpart b what