Two balls are placed near one another and hang down, as shown below.which conclusion is supported by this evidence

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

Convection occurs when thermal energy is transferred by the movement of

The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? a b c d