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Team 2
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Teams
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boom
Lose 50 points!
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gold
Win 50 points!
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gift
Win 15 points!
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lifesaver
Give 25 points!
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trap
No points!
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fairy
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5
10
15
20
25
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gift
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lifesaver
Give 20 points!
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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
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What is a reactant
a type of energy
the substance that is changed in a reaction *correct*
a type of atom
the final substance created
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15
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What happens to the total mass during a reaction according to the law of conservation of mass
it stays the same
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15
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Describe what reactivity means using your own words
how quickly a substance reacts with something else
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15
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Explain what oxidation is using packet info
reacting with oxygen
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15
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What does oxidation often involve
a decrease in temperature
a change from liquid to solid
a reaction with oxygen *correct*
the formation of a physical change only
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15
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What is flammability
how much space it fills
how easily something lights on fire *correct*
how easily something dissolves
how flexible something is
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15
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What does reactivity describe
how smooth something feels
how well something floats
how easily something reacts with oxygen or water *correct*
how flexible something is
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15
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What is a coefficient in chemistry
the total mass in the reaction
the number showing how many molecules are present *correct*
the temperature needed for a reaction
the number of electrons in an atom
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15
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What is volume
the number of atoms in an object
the speed of particles
the heaviness of an object
the amount of space something takes up *correct*
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15
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What happens in a chemical change
the substance stays the same
only the size changes
only the temperature changes
new substances form
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15
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What determines the state of matter according to the packet
particle movement and spacing
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15
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Name a sign of chemical change
formation of gas
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seesaw
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fairy
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5
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25
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gift
Win 20 points!
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banana
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