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Team 2
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Teams
Name
Score
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thief
Give points!
5
10
15
20
25
×
gold
Win 50 points!
Okay!
×
rocket
Go to first place!
Okay!
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baam
Lose 20 points!
Oops!
25
×
How rusting is prevented on food cans
tin plating
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×
boom
Lose 50 points!
Oops!
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rocket
Go to first place!
Okay!
×
gift
Win 15 points!
Okay!
×
thief
Give points!
5
10
15
20
25
25
×
How rusting is prevented on kitchen sink taps
Zinc-plating
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Check
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Check
25
×
How rusting is prevented on the part of a steel pier submerged in water
Attaching metal block, zinc /magnesium
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25
×
the diagram shows a simple experiment on rusting. what information can be obtain from the experiment?
Rusting occurs in the presence of both oxygen and water
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monster
Reset all scores!
Oops!
×
star
Double points!
Okay!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 20 points!
Oops!
25
×
Zinc is used as a sacritificial metal in rust prevention as it is less reactive than iron (True/False)
False
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25
×
How rusting is prevented on the moving part of the machine
oiling
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25
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Which pair of metals will slow down rusting when they are in contact with steel?
magnesium and zinc
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