6 th Grade Review II. Atoms Atoms are the building blocks of matter. An electron is negative and orbits the nucleus. A proton is positive and is inside.
THE BIOSPHERE Ch. 3 p.62-83. What is Ecology? Study of interactions between organisms and between organisms and their environment. Study of interactions.
Energy Flow. ENERGY Energy is the ability to do work and transfer heat. Kinetic energy – energy in motion heat, electromagnetic radiation Potential.
Food energy through ecosystems
Section15
Food Energy Through Ecosystems
NC Human Impact Unit
Energy and the ecosystem IGCSE
01 exploring biology text
Ecology - The Biosphere
Energy Flow - Food Chains/Webs
Ecology and ecosystem
