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matter notes
Term | Definition |
---|---|
acuracy | the quality or state of being correct or precise |
calibartion | the action or process of calibrating an instrument or experimental readings |
graduated cylindar | cylindrical container marked with horizontal lines to represent units of measurement and used to precisely measure the volume of liquids. |
liquid | composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. |
mass | amount of matter in an object |
matter | anything that has mass and takes up space |
meniscus | a crescent or a crescent-shaped body |
newton | 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 | t has a beam which is supported by a fulcrum. On one side is a pan on which the object is placed. On the other side, the beam is split into three parallel beams , each supporting one weight. |
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. |
international system of measurement | modern form of the metric system and is the world's most widely used system of measurement, used in both everyday commerce and science. |
matter | anything that has mass and volume(takes up space) |
pure substance | a substance made of only one kind of material having definite proportional amounts of properties |
mixture | matter that consists of two or more substances not chemically combined |
element | the simplest type of pure substance |
compound | two or more elements chemically combined |
homogeneous mixture | two or more substances not chemically combined, but appearing to be evenly blended |
heterogeneous mixture | two or more substances not chemically combined and appearing non-uniform with physical distinct substances included |