Chpter 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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matter | anything that takes up space.
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Elements | All the other substances, can't be broken down
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metals | good conductors of heat, can bend without breaking, most have a gray color.
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nonmetals | don't conduct heat or electricity.
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semimetals | are both metal and nonmetals.
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compound | is a type of matter made of two or more elements
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molecule | smallest partial of a compound that still acts like that compound
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atoms | smallest part of an element that still acts like that element
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Atomic theory | states that everything is made of atoms
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protons | positive charge. found in the nucleus
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neutrons | no charge. found in the nucleus
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electrons | negative charge. orbits the nuceus
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solid | has a definite shape and volume
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liquid | definite volume no definite shape
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gas | has no defiant shape or volume
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plasma | like a gas, but conducts heat and electricity, occurs at high temps.
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melting point | when a solid turns in to a liquid or liquid to solid. freezing point is the same as the melting point
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evaporation | when liquid becomes a gas
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condensation | when a gas becomes a liquid. gas partials touch a cold surface and the temp. drops.
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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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Created by:
sarah-beck
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