From smallest to largest, what is the correct order of these astronomical distance units? a) parsec, light-year, au b) light-year, au, parsec c) au, light-year, parsec d) au, parsec, light-year

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.