Matter and energy cycle through the living and nonliving world. Organisms rely on this matter and energy cycling to survive.

To move, grow, stay warm, repair, and reproduce.

Because you are a part of the ecosystem. Understanding the relationship between living things and the environment is the key to better management of our planet.

All organisms are in a constant state of change over time with the environment.

Flow, Levels, Change, Cycles, Web, and Balance

Animals are interconnected in a complex web of life. Changes on one part of the web will affect other parts of the web and the stability of the entire ecosystem

No, energy cannot be created or destroyed; it can be transferred between systems and surroundings.

Ecological systems are organized within each other. The affects on one system will affect all. All systems are interconnected.

Any living thing

Organisms need energy to survive. Energy from the sun flows into and out systems. Energy drives our world, energy is lost but not destroyed when it changes form

A branch of science that studies organisms and the environment/ A study of the relationship between living things and the environment.

Hot to cold

A group of organisms where each member is eaten by another member.