Laws can be tested over and over and their results will still be the same, and laws cannot be disproved. Theories can always be disproved beause they are tested and experimented continously and results can change. Laws can't be theories but theories can be turned to laws. Hope this helps, didn't know an exact answer to that but I hope you can draw your answer from this information.
Answer:
He
Explanation:
helium has two positive protons and two negative neutrons
and two negative electrons
Answer:
Convection currents are what cause the warmer molten material to rise up, and when it cools, to sink back down.
Explanation:
