chapter 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 | everything that has mass and takes up space
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element | the ingredients that makes up all the substances on earth, and can't be broken down into other substances
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metals | god conductors of electricity and heat,and can bend without breaking; also are almost always a gray color
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nonmetals | do not conduct heat and electricity very well and may be gas or solid
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semimetals | sometimes metals and sometimes nonmetals
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atom | the smallest part of an element that still acts like an element
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atomic theory | states that everything is made of atoms
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compound | a type of matter made of 2 or more elements
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molecule | smallest particle of an element that still acts like a compound
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protons | have a positive charge (in the nucleus)
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neutrons | no charge/neutral charge (in the nucleus)
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electrons | negative charge (orbits the nucleus(the inside of the atom)
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solid | Has a definite shape and volume. Particles are very close together, and don’t move past each other. Keeps shape
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liquid | Definite volume but not shape, particles can move past each other. Takes shape of container
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gas | No definite volume or shape. Particles spread out evenly and take shape of container. Can be squeezed into smaller volume
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melting point | When solid to liquid or liquid to solid. Same temp as freezing point.
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evaporation | When liquids become a gas.
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Condensation | When gas become a liquid. Gas particles touch a cold surface and the temperature 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:
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