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WorksheetsMaterials - Year 5
Total questions: 12
Worksheet time: 18mins
Plastic is used on pan handles. What properties make it a useful material for this job?
Waterproof and electrical insulator
Thermal insulator and light weight
Transparent and fragile
Absorbent and smooth
Some materials do not allow electricity to pass through them. They are known as electrical...?
(a)
What could you do to increase temperature of this persons fingers for the longest period of time?
Put them in warm water.
Place you hands in your coat pockets.
Rub hands together.
Add a thermal insulator, such as a pair of gloves.
Which material would make the best thermal insulator in order to keep food hot?
Paper
Foil
Bubble wrap
Rubber
What would be the most efficient way to separate a mixture of sand and rice?
(a)
What would be the best way to separate this solution back into a sold and liquid?
Evaporation
Filtering
Sieving
Magnets
In this suspension of sugar and water, the best way to separate them would be to?
Magnets
Filtering
Evaporation
Sieving
When substances are heated and create a new substance, which cannot be reversed, what do we call this?
(a)
Which two substances can be mixed to create a new substance?
flour and sugar
milk and vinegar
milk and cereal
pasta and rice
Name a common kitchen ingredient that will dissolve in water.
(a)
What will increase the rate at which a solute will dissolve in a solvent?
The temperature of the solvent
The temperature of the solute
Stirring the solution
Heating up the cup
The scientific word for something that does not dissolve in water is?
(a)
