Key words
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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| Property | Description of a substance, characteristic
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| Gas | No fixed shape or volume. Easily squashed.
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| Liquid | Fixed volume, but no fixed shape
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| Solid | Fixed volume and fixe shape
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| Acid rain | Rain with pH of less than 5.6
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| Corrosive | Chemicals that react with metal, stone and skin
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| Compressed | Made into a smaller volume
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| Cubic centimeter | Equal to a millimeter (cm3 = mL)
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| Flammable | Can be set on fire
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| Flow | Can move and change shape
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| Hazard | Can cause harm
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| State of matter | Solid, liquid or gas
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| Toxic | Poisonous
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| Volume | The space it takes up
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| Particle theory | Using particles to explain scientific phenomena
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| Particles | Tiny pieces that make up matter
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| Random | No regular pattern
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| Brownian motion | Small pieces of matter that are moved by small particles of a liquid or gas
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| Nanometers | 1 000 000 000 times smaller than a meter (nm)
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| Nanoscale | Measured in nm
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| Diffusion | Movement of particles from high to low concentration
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| Air pressure | Force on an area from air molecules hitting it
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| Vacuum | Space with no gas particles
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| Composting | Allowing plant material to form soil
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| Incineration | Burning waste
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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:
andrewweng0406
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