Electrical appliances of the future (non-statutory) | Starter Quiz | Oak National Academy

Which of these is a material?

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Answer explanation

Wood is a material. All the others are objects made from wood.

What material are these toy building bricks made from?

• wood

• glass

• plastic

• metal

Answer explanation

The toy building bricks are made from plastic.

Scientists and engineers choose materials for particular tasks based on their physical ___ such as whether they are strong, waterproof or flexible.

Answer explanation

Scientists and engineers choose materials for particular tasks based on their physical properties such as whether they are strong, waterproof or flexible.

An ___ is a device or piece of equipment designed to perform a task or function.

Answer explanation

An appliance is a device or piece of equipment designed to perform a task or function.

Which of these appliances use mains electricity?

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Answer explanation

The blender and television need mains electricity. The stopwatch and digital scales need batteries.