Question 1 (1 point) The total amount of energy in the universe never changes%2C but the availability of each different type of energy to do work can change tremendously. What best explains this change in available energy%3F a Energy can only be transferred as heat. b Energy can only be created through nuclear reactions. c Energy is regularly changing from one form into another. d Energy is always converted with 100 percent efficiency.
1 answer
c) Energy is regularly changing from one form into another.