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7 Unit 1 Voc Review
7th grade unit 1 vocabulary review
| Term | Definition |
|---|---|
| chemicals | substances that are obtained by a chemical process or produce a chemical effect. |
| corrosive | able to eat away at a substance by a chemical action |
| dispose | to get rid of |
| evacuate | to leave an area and find a place of safety and protection |
| field | a specialized topic, subject or area of study |
| guidance | direction and supervision |
| hazardous | has the potential to cause harm |
| heat-resistant | an object that does not absorb heat quickly, allowing it to be touched without risk of burning |
| hypothesis | an educated guess that can be tested for accuracy |
| investigate | to observe or study by close examination |
| polyethylene | a special type of plastic that is resistant to chemicals and moisture and has good insulating properties; most often used in packaging and insulation |
| research | investigation or experimentation aimed at discovery and interpretation |
| slippage | the act of slipping; may cause a fall |
| test | a critical examination, observation, or evaluation |
| theory | a reasonable principle offered to explain occurrences or circumstances |
| toxic | poisonous material capable of causing death or serious debilitation |
| vulcanized | chemically treated with sulfur and heat, giving a substance useful properties, such as elasticity, strength, and stability |
| comparative | showing similarities and differences between two or more subjects |
| descriptive | observing and recording data and discovering facts |
| experiment | a test, trial, or procedure carried out for the purpose of testing a hypothesis |
| fact | an actual occurrence, truth |
| accurate | free from error |
| average | a value that shows a typical or normal result of an experiment |
| conclusion | a reasoned judgement based on collected data |
| data | actual information (such as measurements or statistics); used as a basis for drawing conclusions |
| factors | parts of an experiment that can affect other parts of the experiment |
| observation | the act of watching and taking note of facts and occurrences; often involves measurements and the five senses |
| predict | to foretell on the basis of observation, experience, or scientific reason |
| trend | a tendency or inclination |
| variable | one factor of the experiment that is changed in order to observe what happens |
Created by:
Hillerywest
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