The available source of charge that pushes a charge through a circuit is
a. alternating current.
b. direct current.
c. voltage.
d. resistance.

Drag each item into the proper state of matter category.

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above