Author Question: If a gas cloud shrinks, its gravitational potential energy is converted into A) chemical energy. ... (Read 119 times)

D2AR0N · **on:** Jul 27, 2018

If a gas cloud shrinks, its gravitational potential energy is converted into

A) chemical energy. B) thermal energy and radiative energy.
C) kinetic energy and sound waves. D) only radiative energy.

Question 2

What is postulated to have caused a sudden inflation of the early universe?

A) the energy absorbed by giant quantum fluctuations
B) the energy released from the freezing out of the strong force from the GUT force
C) the energy released from the annihilation of matter and antimatter
D) the energy absorbed by the separation of the electromagnetic and weak forces
E) the energy released in the fusion of protons and neutrons to produce helium