Energy flow is the flow of energy through living things within an ecosystem. All living organisms can be organized into producers and consumers, and those producers and consumers can further be organized into a food chain. Each of the levels within the food chain is a trophic level.
Radiation is energy that comes from a source and travels through space at the speed of light
Molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break.
In several of the questions you've posted during the past day, we've already said that a wave with larger amplitude carries more energy. That idea is easy to apply to this question.
