Materials and Properties Assessment

Which of the following materials would NOT be suitable for making a boat?

• Wood

• Glass

• Plastic

• Steel

A class are investigating whether different materials are magnetic. What could their enquiry question be?

• What is the weight of different materials?
• Which materials are magnetic?
• How do materials conduct electricity?
• Which materials are the most durable?

Which of the following terms refers to a substance that can be dissolved in a solvent?

• Soluble

• Insoluble

• Solution

Which of the following materials is soluble in water?

• Sand

• Salt

• Oil

• Plastic

A class are investigating how to separate mixtures of materials. Which process would you use to separate a mixture of sand and water?

• Filtration

• Evaporation

• Distillation

• Magnetism

Name the process you would use to separate the following mixture: iron filings and sand.

• Magnetism

• Filtration

• Evaporation

• Distillation

Name the process you would use to separate the following mixture: sand and pebbles.

• Sieving

• Filtration

• Evaporation

• Distillation

Name the process you would use to separate the following mixture: sand and water.

• Filtration

• Evaporation

• Distillation

• Chromatography

Name the process you would use to separate the following mixture: sand and sugar.

• Dissolving and filtration

• Evaporation

• Magnetic separation

• Distillation

A class are observing the reaction that occurs when bicarbonate of soda is added to vinegar. Is this change reversible or irreversible?

• Reversible

• Irreversible