Aunt matilda goes to a well and throws a penny straight down the well at 3.0 m/s. she hears a splash after 0.5 seconds. how deep is the well? a) 0.31 m b ) 0.91 m c) 1.54 m d) 2.73 m e) 5.30 m

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.