Answer:
hot, less, rise, top, cold, closer, more, sink
Explanation:
I'm in high-school done this long time ago
We subtract the enthalpies of the reactants from that of the products:

Since this is < 0, this is an exothermic reaction.
Answer:
Cells are extremely small.
Explanation:
As Mendel describes in this story, cells are so small they cannot normally be seen with the naked eye. ... The total organism remains the same throughout this process, and (usually) has a longer time on earth than any one of its cells.
Answer:
Explanation:
exothermic reactions involve release of heat whereas endothermic reaction involve absorption of heat.