What type of electric current does a power plant generate for use in your home? A.
direct
B.
alternating
C.
repeating
D.
straight

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

What is the relationship between the direction of motion of the balloon and the wind currents