A 210.0 g ball falls from a height of 2.51 m and hits the floor. What is the change in gravitational potential energy?

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

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.

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly