Physics, 05.10.2019 20:20 coollid876
During a science experiment, your teacher drops a tennis ball out of a window. the ball hits the ground 3 seconds later. (a) what was the ball's speed when it hit the ground? ignore air resistance. (b) what was the ball's average speed during the 3 seconds? (c) how high was the window?
Answers: 2
Physics, 21.06.2019 20:00
When using two-wire cable to feed a 240-v appliance that does not require a neutral wire, you should a. mark both ends of the white wire green. b. use the cable as is. c. use only the black wire. d. mark both ends and any exposed area of the white wire black.
Answers: 1
Physics, 22.06.2019 05:20
A3.9 g aluminum foil ball with a charge of +4.1×10−9 c is suspended on a string in a uniform horizontal e⃗ field. the string deviates to the right and makes an angle of 30∘ with the vertical. part a part complete what information about the e⃗ field can you determine for this situation? what information about the field can you determine for this situation? only the magnitude of e⃗ only the direction of e⃗ both the magnitude and the direction of e⃗ none of the above previous answers correct part b determine the magnitude of the electric field. express your answer with the appropriate units. e e = nothing nothing request answer part c determine the direction of the electric field. determine the direction of the electric field. to the right to the left away from you toward you
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?
Answers: 1
During a science experiment, your teacher drops a tennis ball out of a window. the ball hits the gro...
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