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Env Sci Midterm

Environmental Science Midterm Review

TermDefinition
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.
Created by: ewicks