Answer:
throw them away............
Answer:
. living things only have energy : true.
D wavelength
velocity deals w/ speed
frequency/amplitude deals with sound
Answer:
Battery.
Explanation:
A battery is a device that stores chemical energy, and converts it to electricity. This is known as electrochemistry and the system that underpins a battery is called an electrochemical cell. A battery can be made up of one or several (like in Volta's original pile) electrochemical cells