In circle U below, VT = 90 inches.

Circle U is shown. T U, Z U, and V U are radii. Angle Z U V is 104 degrees.

What is the length of arc ZV?

π inches

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

What is special about a dc circuit ?

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?