Biology and Earth Science – Forces, Magnetism, Moon Phases, Microbiomes, and Ecosystems Practice Test

When we talk about something becoming different over time, the word that fits best is change. Change means any alteration in form, position, amount, or state as time passes. It shows up in many contexts: a seed growing into a plant, an ice cube melting into water, or a forest ecosystem shifting through succession after a disturbance. The other terms don’t describe the process of becoming different over time. Competition refers to how organisms or groups vie for resources, energy is the capacity to do work or drive processes, and stability means staying the same or resisting change. So change is the most direct way to describe becoming different over time.