Team 1
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Team 2
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Teams
Name
Score
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banana
Go to last place!
Oops!
×
shark
Other team loses 20 points!
Okay!
×
rocket
Go to first place!
Okay!
×
lifesaver
Give 20 points!
Oops!
10
×
The variables you keep the same
Control variables
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Check
10
×
The volume of water is kept the same; The temperature is changed; The number of spatulas used is measured. Which one is the dependent variable?
The number of spatulas
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15
×
The resulting image on the paper when we separate out the coloured inks
Chromatogram
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Check
×
lifesaver
Give 20 points!
Oops!
×
gold
Win 50 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
5
×
The substance that dissolves
Solute
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10
×
The volume of water is kept the same; The temperature is changed; The number of spatulas used is measured. Which one is the independent variable?
Temperature
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5
×
Solute + solvent, together they will make a ...
Solution
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10
×
What does it mean when some food dyes contain only one substance?
They are pure substance
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×
eraser
Reset score!
Oops!
×
gold
Win 50 points!
Okay!
×
rocket
Go to first place!
Okay!
×
banana
Go to last place!
Oops!
5
×
The substance that it dissolves into
Solvent
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5
×
A solid that does not dissolve in a liquid
insoluble
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5
×
Sugar in black tea is example of
Dissolving
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20
×
Why some inks, such as the ink in permanent marker pens cannot be separated on the paper chromatography soaked in water?
Because some inks are not soluble in water, we need to use a different solvent, such as alcohol
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5
×
Which salt is the most soluble at 80 degrees celcius?
Potassium nitrate
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×
trap
No points!
Oops!
×
seesaw
Swap points!
Okay!
×
rocket
Go to first place!
Okay!
×
baam
Lose 20 points!
Oops!
×
Restart
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