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matter
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When matter heats up, what happens to the atoms that make up the matter?
move faster and get farther apart
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Water is what type of matter? (Hydrogen and Oxygen atoms chemically bonded together)
compound
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What physical change causes matter to changes from liquid to gas?
boiling
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What physical change causes matter to changes from solid to liquid?
melting
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What physical change causes matter to change from solid to gas with no liquid phase?
sublimation
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How could you cause a soda can to go through a physical change?
crush it
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What physical change causes matter to changes from liquid to solid?
freezing
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What are the 3 states of matter?
solid, liquid, and gas
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What is the physical property that measures how closely packed matter is inside an object?
density
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What are 2 types of matter that are considered pure substances?
elements and compounds
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What is a type of matter in which 2 or more types of atoms are mixed together (not chemically bonded)
mixture
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What physical change causes matter to changes from gas to solid with no liquid phase?
deposition
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What type of mixture is mixed evenly?
homogeneous mixture
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What is the physical property that measure how much space an object takes up?
volume
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What is a specific type of physical property that can be used to identify a specific type of matter?
characteristic property
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When matter cools down, what happens to the atoms that make up the matter?
atoms move slower and get closer together
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Hydrogen is what type of matter? (made of only Hydrogen atoms)
element
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What are 2 types of matter that are considered pure substances?
elements and compounds
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What is matter that is made of only one type of atom?
element
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Elements and compounds are both considered _______________________.
pure substances
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What physical change causes matter to changes from gas to liquid?
condensation
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What is a characteristic of matter that can be observed without changing what the matter is?
physical property
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Pizza is what type of matter? (dough, cheese, and sauce not mixed evenly)
heterogeneous mixture
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What type of mixture is not mixed evenly and easy to separate?
heterogeneous mixture
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How could you cause an ice cube to go through a physical change?
melt it
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What is matter that is made of more than one type of atom chemically bonded together?
compound
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What is the physical property that measures how much matter is inside an object?
mass
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How could you cause paper to go through a physical change?
crumple it, cut it, rip it
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Steel is what type of matter? (Iron and Carbon atoms evenly mixed but not chemically bonded together)
homogeneous mixture
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Name one characteristic physical property.
density, melting point, boiling point, conductivity, solubility
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