Grade 2 Natural Science Unit 6: Machines

Machines help us work and play. (a)   machines have one part or a few parts.

Which of these machines are simple?

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(a)   machines have many parts and sometimes include simple machines.

Tick the complex machines

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Which type of energy does a car use?

• Wind

• Electricity

• Sunlight

• Petrol

Which type of energy does a train use?

• Wind

• Electricity

• Sunlight

• Petrol

Which type of energy does a solar panel use?

• Wind

• Electricity

• Sunlight

• Petrol

Which type of energy does a para-glider use?

• Wind

• Electricity

• Sunlight

• Petrol

_______________ uses scientific discoveries in practical ways, like to communicate for example.

• Machines

• Technology

Which technology is the newest?

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