chapter 3
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| Matter | Everything that has mass and takes up space
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| Element | The ingredients that make up other things that cannot be broken down anymore
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| Metals | Good conductors of heat and electricity and can also bend without breaking
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| Nonmetals | They do not conduct heat or electricity well and can either be a liquid or a gas
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| Semimetals | They are sometimes metals and sometimes nonmetals
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| Atom | The smallest part of an element that still has the element's properties
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| Atomic Theory | States that everything is made up of atoms
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| Compound | Something that is made up of 2 or more elements
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| Molecule | The smallest part of a compound that still has the compound's properties
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| Proton | Has a positive charge
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| Neutron | Has a neutral charge
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| Electron | Has a negative charge
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| Solid | Has a definite shape and volume. Particles are very close together.
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| Liquid | Definite volume but no shape. Particles move past each other.
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| gas | No definite shape or volume.Particles spread out everywhere.
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| Plasma | Like a gas, but conducts electricity like a metal. Occurs with high temps or electricity.
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| Melting Point | When solid turns to liquid
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| Evaporation | When liquid becomes a gas
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| Condensation | When gas becomes a liquid
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| chemical change | One or more types of matter change into other matter
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| Law Of Conservation Of Mass | In a chemical change, matter cannot be created or destroyed. It can only be converted.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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