What force would be needed to make a 10kg bowling ball accelerate down the alleyway with an acceleration of 3m/s2

At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.

What is the increase in density of a medium due to wave travel?

Why does an object have a different weight o the moon than it does on earth