Q1) An action exerted on an object which may change the object's state of rest or motion defines
a. acceleration.
b. force.
c. mass.
d. Velocity.

This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?

State the following: boyle's law and charle's law

A15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25°c to 175°c. what is the specific heat capacity of iron?