A chain reaction, or nuclear reaction, after shooting a single neutron bullet at a piece of uranium 235, a chain reaction for energy starts.
Answer:
diploma
Explanation:
the certificate you get when you graduate
I believe is the thermoreceptors present in the skin as well as part of the brain called hypothalamus.
Sound waves enter the outer ear and pass into the ear canal where the waves cause the eardrum to vibrate.
Hope this helps you.<3