Which of the following statements must be TRUE regarding nuclear fusion?

Need on both questionswill markbr />

If a solution had a ph of 7 what is the solution

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.