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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 |