A skier going down a mountain has 98,0001 of gravitational potential energy.10,0001 of kinetic energy and 20001 of thermal energy. At the bottom of the mountain , he has 90,0001 of kinetic energy. How much thermal energy does he have at the bottom of the mountain?

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol

What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?

Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.