Plastic, wood, and paper are conductor. True or false?
False, they are insulator.
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lifesaver
Give 5 points!
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magnet
Take 25 points!
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shark
Other team loses 10 points!
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banana
Go to last place!
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15
Ms Yaya uses vinegar and baking soda to make bubbles (carbon dioxide). What are the reactant in the reaction?
vinegar and baking soda
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15
Anton making 2 glasses of sweet tea but he uses different temperature of water. In the first glass, the water is 40 degree C. In the second glass the water is hotter. In which glass will the sugar dissolve faster?
second glass, because the temperature is higher.
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15
The process when particles on the surface of a liquid change into a gas is called .....
Evaporation
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15
Dissolving is reversible or irreversible?
reversible
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15
Gases have true properties : take up space and have mass. True or false?
True
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15
Temperature at which particles throught a liquid have enough energy to change to a gas is .....
boiling point
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15
Metal rusting is reversible or irreversible?
irreversible
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15
Ms Yaya uses vinegar and baking soda to make bubbles (carbon dioxide). What is the evidence of that chemical reaction?
Bubbles (Gas) formation
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15
The process when all the particles in the liquid have enough energy to become a gas is .....
Boiling
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seesaw
Swap points!
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seesaw
Swap points!
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rocket
Go to first place!
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thief
Give points!
5
10
15
20
25
lifesaver
Give 25 points!
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seesaw
Swap points!
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shark
Other team loses 20 points!
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banana
Go to last place!
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15
When something changes and it can turn back. we call it .............. change.
reversible
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15
Ms Yaya uses vinegar and baking soda to make bubbles (carbon dioxide). What is the product in the reaction?