g If you swing an object on a string around in a circle, how can you feel the effects of the centripetal force

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

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.

The energy equivalent of the rest mass of an electron is