Physics, 27.06.2019 15:30 jamisoncameron000
A20kg boy on a 5 kg skateboard coasts to a rest from a speed of 4.5m/s while traveling a distance of 20m on the sidewalk. draw a free body diagram for this situation and calculate the acceleration of the skateboard, the force of friction on the skate board and the coefficient of friction between the skateboard and the sidewalk.
Answers: 1
Physics, 21.06.2019 15:30
The process in which the nucleus of an atom splits into two lighter atoms, releasing a large amount of energy is nuclear
Answers: 1
Physics, 22.06.2019 05:00
Aperson walking 1 mile everyday for exercise, leaving her front porch at 9: 00 am and returning to her front porch at 9: 25 am. what is the total displacement of her daily walk? a) 1 mileb) 0c) 25 minutes d) none of the above
Answers: 1
Physics, 22.06.2019 11:50
Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
Answers: 2
A20kg boy on a 5 kg skateboard coasts to a rest from a speed of 4.5m/s while traveling a distance of...
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