Atv with a power rating of 400 w uses 0.6 kwh in one day. for how many hours was the tv on during this day? round answer to the tenths and include the unit.

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

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?

Give an example in which the electrical energy changes to light energy