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20 Cards in this Set
- Front
- Back
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What is an Atom |
The smallest unit of matter |
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What is an example of matter |
Smoke from a fire |
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What is an element |
A substance that has only one type of Atom |
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What is a Molecule |
Two hydrogen atoms bond with one oxygen atom to form pure water |
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What is separating Compounds |
Breaking bonds between the Atoms |
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Do Atoms and Molecules move? |
Yes, All Atoms and Molecules move |
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Explain how Atoms and Molecules move in a Solid, Liquid, and Gas |
Solid = Vibrate Liquid = Slide Gas = Move freely |
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Pure Substances |
Bar of Gold Pure H2O Carbon Gas |
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What do Molecules look like? |
Atoms must be connected (bonded) with other atoms. No one is alone! |
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Mass |
Mass is the amount of matter and always stays the same. |
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Weight |
The pull of gravity on an object |
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Volume Formula |
Length x Width x Height (L x W x H) cm³ |
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Density Formula |
Mass ÷ Volume (m ÷ v) g/cm³ |
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Physical Property |
Physical property |
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Matter |
Anything that has mass and takes up space is matter |
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Mixture |
A combination of different substances that remain the same individual substancestatesS |
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States of Matter |
Solid, Liquid and Gas, The forms of which Matter exists |
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Solid |
A substance that has a fixed volume and a fixed shape |
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Liquids |
A substance that has a fixed volume but not a fixed shape |
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Gas |
No fixed volume and no fixed shape |
