5) When a substance changes its state, all BUT ONE of these statements is true That is A) Mass remains constant B) Only the form changes. 9 Kinetic energy changes. D) Something chemically new is formed

Select the word from the list that best fits the definition classification of most stars on the h-r diagram

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.

J. j. thomson’s experiment disproved the theory that an atom