1. What are the ways in which matter and energy can interact?

Einstein tells us that the relationship between energy and matter is defined by the equation  E = M C 2 , where E is energy, and M is mass.

Explanation:

By looking at Einstein's equation we can see that matter (or something that has mass) and energy are actually the same thing

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.