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Nature Of Matter #A
Nature Of Matter
Question | Answer |
---|---|
What is accuracy? | the quality of being near to the true value |
What is boiling point? | the temperature at which a liquid boils (rapidly changes from liquid to gas) at sea level |
What is a compound? | a substance formed by chemical union of two or more elements |
What is density? | the mass of each unit of volume |
What is freezing point? | the temperature below which a liquid turns into a solid |
What is a graduated cylinder? | a calibrated container used to measure liquid volume |
What is a homogeneous mixture? | having parts that are not evenly blended, with easily distinguishable parts |
What is kinetic theory? | a scientific explanation that states that substances consist of small particles in random motion, vibrating, sliding, bouncing |
What is mass? | the amount of matter in an object |
What is melting point? | the temperature at which a solid changes to a liquid |
What is a mixture? | a substance consisting of two or more other substances blended together but not chemically combined |
What is a Newton? | a unit used to measure metric weight; a force imparting acceleration of 1m/sec/sec to 1 kilogram |
What is precision? | an observation made with great detail |
What is a standard? | a basis for comparison which conforms to a set measurement or value |
What is temperature? | the average kinetic energy of a substance |
What is a unit? | a single undivided whole standard used to make measurements |
What is weight? | the vertical force exerted by a mass as a result of gravity, using the SI unit Newton |