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Measuring Matter
These flashcards will help with Unit B Lessons 1-3
18
Science
4th Grade
02/24/2010

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Term
matter
Definition
anything that has mass and takes up space
Term
mass
Definition
the amount of matter that an object has in it
Term
volume
Definition
the amount of space an object takes up
Term
mixture
Definition
two or more substances mixed together but can be easily separated
Term
solution
Definition
mixture in which one substance spreads evenly throughout another sunstance
Term
meter
Definition
a unit for measuring length
Term
liter
Definition
a unit for measuring volume
Term
cubic meter
Definition
a unit for measuring the volume of a solid
Term
graduated cylinder
Definition
a tool used to measure the volume of liquids
Term
gram
Definition
unit for measuring mass
Term
density
Definition
how much mass is in a certain volume of matter
Term
physical change
Definition
a change in matter that changes physical properties, but does not produce a different kind of matter
Term
melting point
Definition
the temperature in which matter changes from a solid to a liquid - 0 degrees Celcius, 32 degress Farenheit
Term
boiling point
Definition
teh temperature in which a liquid turns into a gas - 100 degrees Celcius, 212 degrees Farenheit
Term
freezing point
Definition
the temperature at which matter changes from a liquid to a solid - 0 degrees Celcius, 32 degress Farenheit
Term
chemical change
Definition
a change in matter that produces a different kind of matter
Term
examples of physical change
Definition
coloring, cutting, melting, boiling, freezing, shaping clay, breaking glass
Term
examples of chemical change
Definition
burning, rusting, tarnishing, digesting, baking
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