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38 Cards in this Set
- Front
- Back
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_____ is anything that takes up space and has mass. |
Matter |
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_____is the amount of matter in an object. |
Mass |
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_______ is something that you can observe with your senses |
Property |
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______ is the three forms of matter. |
States of matter |
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Matter that has its own size and shape; molecules are closely packed |
solid |
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matter that has no definite shape, but has a definite size; molecules are loosely packed; takes the shape of its container |
liquid |
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matter that takes the size AND shape of its container; whose molecules spread out to fill the container |
gas |
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the resistance of a liquid to flow; increases when temperature drops |
viscosity |
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the point at which a liquid changes to a solid; 32 degrees Fahrenheit or 0 degrees Celsius |
freezing point |
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the point at which a solid changes to a liquid |
melting point |
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the point at which a liquid changes to a gas; 212 degrees Fahrenheit or 100 degrees Celsius |
boiling point |
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something made up of two or more kinds of matter and its matter does not change when it is mixed together |
mixture |
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matter that changes the way it looks without becoming a new kind of matter. Give 2 examples. |
physical change; folding a piece of paper, the 3 states of water (ice, water, vapor) |
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when one kind of matter changes into a new kind of matter and cannot be changed back. Give example. |
chemical change; bread baking |
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the smallest part of matter |
atom |
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made up of one or more atoms |
molecule |
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Matter is anything that takes up ____ and has _____. |
space, volume |
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Mass is the amount of _____ in an object. |
matter |
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Matter is made up of parts that are very ____. A _____ can be used to see tiny parts. |
small; hand lens |
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Different kinds of matter have different kinds of ______. |
properties` |
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A property is something that can be observed with the _____. |
senses |
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Properties of matter include ____, _____, _____, _____, and _____. |
color, shape, size, weight, feel |
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Matter can be a _____, ____, or _____. These kinds of matter are called the ______. |
solid, liquid, gas; states of matter |
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A solid is matter that has its own ____ and ____. |
size, shape |
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A liquid is one kind of matter that does not have its own ____. A liquid takes the shape of its ____. |
shape, container |
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A liquid takes up ____ and has _____. |
space, mass |
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Gas is matter that does not have its own ____. |
shape |
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Gas takes the ___ and the _____ of its container and always fills the ____ of the container. |
size, shape, space |
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Gases have _____ but they do not have their _____. |
mass, shape |
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Matter can be changed in many ways, including its ___ and _____. |
size, shape |
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____, ____, ____, and ____ can change solid matter. |
Molding, folding, tearing, bending |
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A mixture is something made up of ___ or more kinds of matter that do not _____ when mixed. |
2, change |
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Mixtures can be ____ to see their parts. |
separated |
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Some mixtures are made with _____. They can be separated in different _____; matter can ____ or water can ____ from the mixture |
water, ways, sink, evaporate |
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At temperatures below ____ degrees Celsius, water freezes and changes from ____ to ____. |
0, liquid water, solid ice |
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When cooled, water vapor changes from a ____ to a _____. |
gas, liquid |
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Heat can change solids to liquids through a process called____. |
melting |
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Heat can change liquids to gases through a process called ______. |
evaporation |
