WorksheetsProperties and Changes of Materials
Total questions: 12
Worksheet time: 8mins
Which of these materials are natural (not man-made) materials? Choose more than 1
wood
plastic
sand
glass
What does the word permeable mean?
The material is likely to set on fire
The material lets liquids or gases through it
The material is waterproof
The material bends easily
Why is plastic used for electrical plugs?
It looks nice
It insulates electricity
It is cheap to buy
It conducts electricity easily
Tick all of the materials that will dissolve in water...
Salt
Sugar
Sand
Coffee
Which 2 of the following can speed up the dissolving process?
Hot water
More stirs
Less stirs
Cold water
What is the scientific word for something that does not dissolve in liquid?
Soluble
Stubborn
Solution
Insoluble
Which of the following changes are irreversible?
Toast made from bread
Melting chocolate
Water changing to steam
Water freezing to ice
Mixing Bicarbonate of Soda and Vinegar creates carbon dioxide, a gas that is useful for...(choose 3)
Making drinks fizzy
Cooling food on aeroplanes and trains
Putting out fires
Breathing in to give humans energy
Which of these materials is used to make pans to cook with?
Plastic
Wood
Metal
Glass
Which scientific word means bendy? This is a property of rubber, paper and fabric.
(a)
Which scientific process is best used to separate salt and water?
Sieving
Evaporation
Filtration
Magnetic Attraction
Which state of matter is honey?
Solid
Liquid
Gas
