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Changes in Matter
physical science, states of matter
Question | Answer |
---|---|
plasma | In this state of matter, the atoms are different because they are made up of free electrons |
melting point | the temperature at which a substance changes from a solid to a liquid |
boiling point | the temperature at which a substance changes from a liquid to a gas |
vaporization | the change of state froma liquid to a gas which occurs throughout the liquid |
evaporation | the process that occurs when gas is released from the surface of a liquid |
condensation | the change from a gas state to a liquid state of matter |
sublimation | the change in state from a solid directly to a gas without passing through the liquid state |
pressure | the force exerted on a surface |
reactivity | the ease and speed in which a elements chemically combines with another |
combustion | the rapid reaction between oxygen and fuel that results in fire. |