An object with a mass of 14 kg accelerates at a rate of 6.2 m/s^2. Calculate the force required to produce this acceleration.

What best describes a sonar wave? transverse and electromagnetic transverse and mechanical longitudinal and electromagnetic longitudinal and mechanical

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?

The amount of potential energy possessed by an elevated object is equal to what?