Amachine called a centrifuge is used in

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.

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

In science and physics what is the standard unit of measure for speed?