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Team 2
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15
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The total number of atoms stays the same in a chemical change
True
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15
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Did the number of atoms in oxygen (O2) change during chemical reaction?
No
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15
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A chemical reaction ...
forms a new substance
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15
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In a chemical change, the products you form are ...
Products
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15
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Did the number of atoms in iron (Fe) change during chemical reaction?
No
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15
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After a chemical change, does it have new properties?
Yes
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×
baam
Lose 20 points!
Oops!
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gold
Win 50 points!
Okay!
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rocket
Go to first place!
Okay!
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thief
Give points!
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25
15
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Is burning steel, Fe + O2 ?
Yes
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15
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In a chemical reaction, the number of atoms does not change but a new ... is formed
Substance
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lifesaver
Give 20 points!
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gift
Win 10 points!
Okay!
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shark
Other team loses 5 points!
Okay!
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baam
Lose 10 points!
Oops!
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baam
Lose 25 points!
Oops!
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seesaw
Swap points!
Okay!
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fairy
Take points!
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25
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baam
Lose 20 points!
Oops!
15
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What burned in the video?
Steel wool
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boom
Lose 50 points!
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star
Double points!
Okay!
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gift
Win 15 points!
Okay!
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thief
Give points!
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25
15
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Was iron oxide formed?
Yes
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15
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in a chemical change , the chemicals we start with are ...
Reactants
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15
×
in the chemical reaction, what happened?
The oxygen atoms were rearranged
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×
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