When heat is removed from a gas the gas will eventually

a freeze
b condense
c sublimate
d evaporate

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.

Use 4 to 5 complete sentences, explain the concepts of beats and how beats are produces.

What is the magnitude of the gravitational force acting on the earth due to the sun?