Answer:
Fossil fuels produce energy when used
Explanation:
when something combusts or is used it produces energt
Answer:
Your answer is B). Massive stars undergo a supernova at the red giant phase.
<span>The challenge of reproducing is one of important manners which distinguishes migratory birds from another birds. The question is that which examples descrbe such manners, and for that, we can choose A, C and D</span>
The answer it’s D I hope ugly it right and good luck with ur test
