Physical and Chemical Reactions
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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| What kind of change is burning paper? | Chemical (paper turns to ash)
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| What kind of change is melting ice? | Physical (same matter, different form)
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| What is a property? | Characteristic (how you would describe it) you can observe
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| What do gas bubbles indicate? (chemical or physical change) | Chemical
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| What is sublimation? | Going from solid to gas (skips liquid state)
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| What is physical change? | Matter changes form or appearance (but not substance itself)
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| What is a chemical change? | Matter changes into new substance (cannot be changed back to original substance)
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| What is rusting? physical or chemical | Chemical
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| What is evidence? | Scientific Proof
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| What kind of change is it when light is emitted (made or shown)? | Chemical (such as fireworks)
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| If you eat a cookie, what kind of change occurs? | Chemical (digestion)
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| What are three main states of matter? | Solid, liquid, gas
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| What kind of change happes when a metal spoon bends in half? physical or chemical change | physical (same metal/same spoon)
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| What is change from solid to liquid? | melting
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| What is condensation? | Change from gas to a liquid
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| What is change from liquid to a gas? | vaporization (evaporating)
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| What is a precipitate? | When liquid changes to a solid
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| What is equilibrium? | Balance
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| What is the Law of Conservation of Mass (Matter)? | the mass of reactants must equal the mass of the products
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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.
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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:
mharlan
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