Observe the pictures! What are the properties of the object in the picture? (Mention 2!)
flexible, soft, heat isolator, electric isolator
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20
Mention two example of freezing!
making ice cube, making jelly, freezing the ice cream, etc
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20
Observe the pictures! What are the properties of the object in the picture? (Mention 2!)
strong, rigid, fixed, electric isolator, heat isolator
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15
When gases lose heat they will condense into ....
liquids
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20
Observe the pictures! Rusted iron is chemical change because ....
âĒThe colour , odour , shape or structure of the original materials change. âĒThe new materials formed cannot be changed back to their original forms.
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15
Is this an example of a physical or chemical change?
physical change
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trap
No points!
Oops!
star
Double points!
Okay!
fairy
Take points!
5
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25
thief
Give points!
5
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25
15
Wood that is burning is .... (physical change/ chemical change)
chemical change
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15
What is the boiling point of water?
100 degree Celcius (100°C)
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boom
Lose 50 points!
Oops!
fairy
Take points!
5
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25
fairy
Take points!
5
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25
lifesaver
Give 25 points!
Oops!
monster
Reset all scores!
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rocket
Go to first place!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 25 points!
Oops!
15
When ice gains heat, it changes to ....
liquid
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15
Mention one object that has properties: non-magnetic, hard, rigid, transparent.
window, glass, bowl, etc
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15
Which trash bin where we throw the leftover foods?
organic (recyclable waste)
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15
What is evaporation?
When water turns into a vapor (water -> gas)
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15
What is happening when my ice cream changes from a solid to a liquid?