A theory may not be right, but a law is. :)
Answer:
Radiation
Explanation:
Radiation is the transfer of energy in waves. Heat from a campfire is one example.
Hope this is helpful! Have a good day!
X - (1/2)
I'm pretty sure that's the answer
There are extra valence electron from each element in the compound, ergo, make another bond with the already existing one. resulting in an even stronger bond. eg CO2 has double bonds