If you want a reaction to happen more quickly, what do the particles inside the reaction need to do?

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.