CGMSN 8th grade science vocab
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Created by:
Candy_Apple on May 24, 2012
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23 terms
Terms | Definitions |
|---|---|
 Scientific Method | The processes of solving problems in science |
| Quantitative | Data that has objective properties, size, temperature, mass |
| Variable | A part of a scientific test that is changed |
| Accuracy | The degree of closeness to the actual measurement |
| Inference | Making a logical assumption based on the given information |
| Evidence | The information that is gained from investigations that demonstrate truth |
| Matter | Anything that has mass and volume |
| Element | A pure chemical substance consisting of one type of atom |
| Periodic Table | The list of all the elements, organized according to groups and periods |
| Molecule | A group of two or more elements held together with a covalent bond |
| Chemical Reaction | A process that transforms a set of chemical substances into another set. |
| Density | The mass of an object divided by its volume. |
| Conservation of Mass | Matter is neither created nor destroyed in a reaction |
| Energy | The capacity to do work |
| Cycle | A process that returns to its beginning and repeats itself |
| Atmosphere | A layer of gases that surrounds a planet |
| Convection | The movement of molecules within a fluid (water, atmospheric, oceanic) |
| Weather | Localized state of the atmosphere |
| Pollution | Introduction of contaminants into a natural environment |
| Reproduction | Biological process of new organisms produced from parents |
| Genes | A unit of heredity in a living organism |
| Traits | A characteristic property of an object |
| Temperature | The average kinetic energy of an object |
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