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15
×
Matter in this state has a fixed shape and volume, and can't be compressed.
Solid
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15
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Matter is made of _________ that are too small to be seen.
particles
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15
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Physical or chemical change?
physical
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15
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What happens to the particles of a liquid when we add heat energy?
the particles move faster and spread more, it turns into a gas.
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15
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This type of change results in a new substance and can't be reversed.
Chemical change
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15
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Why is mixing Coca-cola and mentos and example of a physical change?
Because no new substance is produced. CO2 is already present in the soda.
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thief
Give points!
5
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25
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gold
Win 50 points!
Okay!
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gift
Win 10 points!
Okay!
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thief
Give points!
5
10
15
20
25
15
×
Flammability and reactivity are examples of chemical properties of matter. T or F?
True
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baam
Lose 20 points!
Oops!
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shark
Other team loses 15 points!
Okay!
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
Oops!
15
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Particles are always moving. True or False?
True, depending on the amount of energy they have some move faster than others.
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boom
Lose 50 points!
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fairy
Take points!
5
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15
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25
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shark
Other team loses 10 points!
Okay!
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lifesaver
Give 10 points!
Oops!
15
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A change in matter that involves a change in a physical property but doesn't create a new substance
Physical change
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15
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Why is an inflated balloon heavier than an empty balloon?
It has air/gas inside of it.
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15
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the ability of matter to dissolve in something else
solubility
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15
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When something burns it is which of these: physical or chemical?
Chemical
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15
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Everything that has weight and takes up space
matter
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