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Env Sci Midterm
Environmental Science Midterm Review
| Term | Definition |
|---|---|
| Biotic | Living parts of the environment, such as plants and animals. |
| Abiotic | Non-living parts of the environment, such as rocks and water. |
| Environment | The natural world, including all living and non-living things. |
| Hypothesis | An idea to test in an experiment. |
| Observation | To notice or see something around you. |
| Sustainable | Able to continue or re-use for a long time. For example, recycling. |
| Atom | The smallest part of matter. |
| Compound | Two or more things chemically combined. |
| Electron | Negative part of an atom. |
| Mixture | Two or more things physically combined. |
| Neutron | Neutral part of an atom. |
| Proton | Positive part of an atom. |
| Cellular respiration | The way all living things get energy. |
| Photosynthesis | The way plants make their own food. |
| Enzyme | A molecule that speeds up chemical reactions. |
| Base | A substance with a pH of 8-14. |
| Acid | A substance with a pH of 1-6. |
| Cohesion | The property of water where it bonds to itself. (water to water) |
| Adhesion | The property of water where it bonds to something else. (water to leaf) |
| Solution | A mixture that is evenly mixed. (mixed well) |
| Suspension | A mixture that is NOT evenly mixed. (not mixed well) |
| Carbohydrate | Foods that provide quick energy, such as bread and pasta. |
| Lipids | Fats such as butter and oil. |
| Monomer | Small pieces of the macromolecule. |
| Nucleic Acid | An example is DNA. |
| Polymer | Large macromolecules made of many repeating pieces. |
| Protein | Foods such as meat and eggs. |