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Science
Nature of Matter Vocabulary
| Question | Answer |
|---|---|
| accuracy | the condition or quality of being true, correct, or exact; freedom from error or defect; precision or exactness; correctness |
| calibration | the act or process of collaborating |
| graduated cylinder | a narrow, cylindrical container marked with horizontal lines to represent units of measurement and used to precisely measure the volume of liquids |
| International System of Measurement | |
| liquid | composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid |
| mass | a body of coherent matter, usually of indefinite shape and often of considerable size |
| matter | the substance or substances of which any physical object consists or is composed |
| meniscus | a crescent or a crescent-shaped body |
| Newton- a unit of measurement | the standard unit of force in the International System of Units (SI), equal to the force that produces an acceleration of one meter per second per second on a mass of one kilogram. |
| precision | accuracy; exactness |
| triple beam balance | |
| unit | a single thing or person |
| volume | the amount of space, measured in cubic units, that an object or substance occupies |
| weight | the amount or quantity of heaviness or mass; amount a thing weighs |
| mixture | matter that consists of two or more substances not chemically combined |
| compound | two or more elements chemically combined |
| heterogeneous mixture | two or more substances not chemically combined, and appearing non-uniform with physically distinct substances included |
| pure substance | a substance made of only one kind of material having definite proportional amounts and properties |
| element | the simplest type of pure substance |
| homogeneous mixture | two or more substances not chemically combined, and appearing to be evenly blended |