When you rub your hands together on a cold day, you use friction to convert a. mechanical energy into thermal energy. b. thermal energy into nuclear energy. c. nuclear energy into electrical energy. d. electrical energy into electromagnetic energy.

the answer is a) mechanical energy into thermal energy.

a. mechanical energy into thermal energy.

Explanation:

The energy conversion actually start in chemical potential energy in food that is eaten and taken up by muscles. Muscles then take the broken down and digested food and use it to make energy which is mechanical energy as the muscle contracts and relaxes to rub hands together and this produces heat.

the answer to this predicament is false, by friend, i had this on a quiz, and i got it wrong, so i learned it, cos i was gonna have it on a test, and i got it right

hello there,

guys i’m confused.

which rock will weather faster?

answer: b rock