2- What is the kinetic energy in (N. m) and Joules of a 4Kg bowling ball rolling down a
bowling lane at 10 m/s? compare this energy with that of a 250g baseball traveling 50
m/s. which object would hurt more if it hit you (i. e., which object has the greater kinetic
energy)?
Answers: 1
Physics, 22.06.2019 02:30, dxpebetty64
Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.
Answers: 1
Physics, 22.06.2019 14:40, kellypechacekoyc1b3
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
Answers: 3
2- What is the kinetic energy in (N. m) and Joules of a 4Kg bowling ball rolling down a
bowling la...
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