What happens if the amount of energy that is absorbed by the reactants is less than the activation energy? The reaction does not occur. The reaction occurs very quickly. The reaction occurs very slowly. The reaction occurs spontaneously.

The excretory system, need answers for all: )

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

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.