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ACT Science
| Term | Definition |
|---|---|
| condensation | change of the physical state of matter from gas phase into liquid phase |
| conductivity | the degree to which a specified material conducts electricity |
| formula | concise way of expressing information symbolically |
| flask | a bottle, usually of glass, having a rounded body and a narrow neck |
| gamma | is the third letter of the Greek alphabet |
| biosphere | global sum of all ecosystems |
| sediment | naturally occurring material that is broken down by processes of weathering and erosion |
| million | the natural number following 999,999 and preceding 1,000,001 |
| habitat | an ecological or environmental area that is inhabited by a particular species of animal, plant, or other type of organism |
| mass | a property of a physical body which determines the body's resistance to being accelerated by a force and the strength of its mutual gravitational attraction with other bodies |
| supersaturated | increase the concentration beyond saturation point |
| suspension | a heterogeneous mixture containing solid particles that are sufficiently large for sedimentation |
| glacier | a slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains or near the poles |
| density | mass per unit volume |
| derived | obtain something from |
| diffused | spread or cause to spread over a wide area or among a large number of people |
| cytoplasm | he gel-like substance enclosed within the cell membrane |
| chromosome | packaged and organized chromatin |
| extinction | end of an organism or of a group of organisms |
| vapor | substance in the gas phase at a temperature lower than its critical point |
| velocity | rate of change of the position of an object |
| variable | not consistent or having a fixed pattern |
| thermosphere | layer of the Earth's atmosphere directly above the mesosphere and directly below the exosphere |
| sea floor | the solid surface underlying a sea or an ocean |
| frequency | number of occurrences of a repeating event per unit time |
| migrating | move from one region or habitat to another, especially regularly according to the seasons |
| methane | chemical compound with the chemical formula CH 4 |
| permeable | allowing liquids or gases to pass through it |
| polar | separation of electric charge leading to a molecule or its chemical groups having an electric dipole or multipole moment |
| ecology | the branch of biology that deals with the relations of organisms to one another and to their physical surroundings |
Created by:
beth_lynam
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