Eli rolled a ball down the cement sidewalk as hard as he could. the ball rolled for less than a minute before it came to a stop. what force acted to slow and finally stop the ball? a. friction, acting in the same direction as the motion of the ball b. the normal force, pushing upward on the ball c. friction, acting in opposition to the motion of the ball d. the normal force, pulling downward on the ball
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Physics, 22.06.2019 04:50
Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k
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Physics, 22.06.2019 13:00
Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg
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Physics, 22.06.2019 15:30
Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples
Answers: 1
Eli rolled a ball down the cement sidewalk as hard as he could. the ball rolled for less than a minu...
English, 25.11.2019 21:31