Which would best describes what occurs when a ball is thrown against a wall? a) the ball will not bounce off the wall. b) the ball hits the wall hard enough to bounce off of it. c) the wall is stronger than the ball and neither exerts any forces. d) the ball exerts a force on the wall and the wall exerts a force back.
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Physics, 21.06.2019 23:00
Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)
Answers: 3
Physics, 22.06.2019 05:30
What do you think car designers do if the damage caused by a crash test is too severe?
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Physics, 22.06.2019 10:20
Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?
Answers: 1
Which would best describes what occurs when a ball is thrown against a wall? a) the ball will not b...
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