Which of the following increases when an object becomes warmer?
a. chemical energy
b. elastic potential energy
c. nuclear energy
d. thermal energy

In a closed system, the total energy prior to an energy transformation is the total energy after. a. equal to b. unrelated to c. greater than d. less than

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

Contains chemical energy. a. heat b. light c. natural gas