Question

Fusion is harder to control than fission because

A. hydrogen atoms are lighter than uranium atoms
B. U-235 is more common than hydrogen
C. fusion reactions require extremely high temperatures
D. hydrogen atoms are harder to break apart than U-235 atoms

Answer 1

C

Step-by-step explanation:

:.....: :) :D

Answer 2

C

Step-by-step explanation:

fission requires slowing down neutrons so they hit more nuclei (easy), but fusion requires speeding up nuclei so they hit each other (hard).