Why is it necessary to accelerate positively charged nuclei to high kinetic energies to cause fusion?

To result in high amount of energy in short period of time

To overcome electrical repulsive forces

To get the isobars and isotopes

Why is it necessary to accelerate positively charged nuclei to high ki

1.	Why is it necessary to accelerate positively charged nuclei to high kinetic energies to cause fusion?
A.	To overcome electrical repulsive forces
B.	To result in high amount of energy in short period of time
C.	To get the isobars and isotopes
D.	TO get a sustainable reaction
Answer» B. To result in high amount of energy in short period of time