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WorksheetsScience 6 Review
Total questions: 10
Worksheet time: 10mins
Which of the following tells about mixtures?
Have a definite shape and mass.
Consist of two or more substances that are chemically combined.
Consist of two or more substances that are not chemically combined.
Commonly solids and liquids.
Which of the following is a mixture?
air
carbon dioxide
sugar
water
What is the universal solvent?
oil
gas
water
kerosene
A suspension is composed of a solute and a solvent.
True
False
Check all the heterogenous mixtures.
smoke
milk
vegetable salad
seawater
Why are aerosols (hairsprays, spray paint, etc.) detrimental to the environment?
It makes air molecules move faster.
It prevents air pollution.
It keeps a healthy air.
It endangers the ozone layer.
Which colloid is used in the ceramics industry?
Aerosol
Clay
Paint
Soap
What method of separating mixtures is shown in this picture?
Decantation
Distillation
Filtration
Physical Manipulation
CFCS, which can be found in aerosols, stands for?
chlorofluorocarbon
chlorofibrocarbon
chlorofluoracarbon
chlorofluicarbon
Which mixture has uniform composition?
Homogeneous
Heteregeneous
