WorksheetsSoluble and insoluble & Reversible and Irreversible
Total questions: 17
Worksheet time: 6mins
Sugar can ________ in a liquid
float
dissolve
sink
Sugar and salts are insoluble substances
True
False
Which substances don't dissolve in the water?
Salt
Sand
Flour
Coffee Powder
The butter in melting in a hot pan. Say Whether this change is reversible or irreversible
Reversible
Irreversible
Non of them are correct
All of them are correct!
Alan's mom is baking a cake. Could you tell me whether it is reversible or irreversible, please?
Irreversible
Reversible
Non of them are correct
All of them are correct!
The salt is dissolving in the water. Say whether it is reversible or irreversible.
Reversible
Irreversible
Non of them are correct
All of them are correct
How to reverse this change below?
The water is freezing to become ice.
Heat it
Cool it
Tell me whether the sand dissolve in the water or it doesn't dissolve in the water.
Dissolve
No, it doesn't
Both of the answers are correct.
How to make the sugar dissolve faster?
Be patient. Wait for it to dissolve.
Cool it
Stir it
I am a pig. Am I soluble?
Yes, you are soluble.
No, you are not soluble.
How to separate water and sand?
By filtering
By evaporation
By distillation
Non of them are correct
All of the separating methods are useful
Substances that are soluble
Sugar
Flour
Salt
Coffee powder
Pig
I am a substance in the mixture that you can see it is float or sink. Who am I?
Insoluble substance
Soluble substance
Pepper is soluble in the water
True
False
Water boiling is a reversible change
True
False
A tin can rusting is a/an _____________ change.
Reversible
Irreversible
When you burn wood, you get ash and smoke. You can change the ash and smoke back to wood again.
True
False
