Kinds of fuel
Answers are for parents and teachers.
1
Make a list of five things at home that use fuel or electricity and write one way to use each more wisely.
Answers differ, for example switch off the fan when the room is empty.
2
A car uses 5 litres per 100 km. How many litres for 400 km?
4 × 5 = 20 litres.
3
Draw the formation of coal in three pictures: plants, buried plants, coal.
Plants die; they are buried under mud and rock; heat and pressure make coal over millions of years.
4
Explain why wood is renewable but needs care.
New trees can grow, but slowly. Cutting trees faster than they grow causes deforestation.
5
Write a question about fuels that you can investigate and say how you would find the answer.
Answers differ, for example: What is petrol made from? Look it up in a book with a grown-up.