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Team 2
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Teams
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15
×
Name a sign of chemical change
formation of gas
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15
×
What does oxidation often involve
the formation of a physical change only
a change from liquid to solid
a reaction with oxygen *correct*
a decrease in temperature
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15
×
What happens to atoms during a reaction
they rearrange
they multiply
they shrink
they disappear
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thief
Give points!
5
10
15
20
25
×
rocket
Go to first place!
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×
shark
Other team loses 10 points!
Okay!
×
baam
Lose 20 points!
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baam
Lose 20 points!
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shark
Other team loses 15 points!
Okay!
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fairy
Take points!
5
10
15
20
25
×
baam
Lose 20 points!
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15
×
What determines the state of matter according to the packet
particle movement and spacing
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heart
Other team wins 25 points!
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star
Double points!
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rocket
Go to first place!
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banana
Go to last place!
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15
×
Explain what oxidation is using packet info
reacting with oxygen
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15
×
What does reactivity describe
how well something floats
how smooth something feels
how flexible something is
how easily something reacts with oxygen or water *correct*
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15
×
Describe what happens to particle motion when a liquid boils
particles move fast enough to break away into vapor
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15
×
Explain why rust is considered a chemical change
it creates a new substance
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baam
Lose 20 points!
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shark
Other team loses 25 points!
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×
fairy
Take points!
5
10
15
20
25
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lifesaver
Give 10 points!
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15
×
What is flammability
how easily something dissolves
how much space it fills
how flexible something is
how easily something lights on fire *correct*
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15
×
Which is an example of a physical property
texture
rust forming
burning
gas production
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15
×
What is density
how shiny something is
how fast an object moves
how much mass is in a given volume *correct*
how hot something is
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15
×
What does the law of conservation of mass mean
mass only applies to solids
mass disappears during changes
mass increases during changes
mass stays the same during changes *correct*
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