In order to roll a rock down a hillside, you must first push it up out of the hole in which it rests. Pushing the rock is analogous to the energy of activation of a chemical reaction.

Question

Quizplus · Accepted Answer

The energy of activation is the minimum amount of energy that must be inputted into a chemical reaction in order for it to occur. This energy is often supplied in the form of heat or light. Similarly, pushing a rock up a hillside requires an input of energy, which is then released when the rock rolls back down the other side. Therefore, the analogy is accurate and true.

In Order to Roll a Rock Down a Hillside, You