Look at the material. Where is it come from?

Look at the material. Where is it come from?

Look at the material. Where is it come from?

Man-made or natural materials?

Man-made or natural materials?

Man-made or natural materials?

Man-made or natural materials?

Man-made or natural materials?

Man-made or natural materials?

Which of the following is the rock?

This rock is very hard. It is used in jewellery and also in cutting machines.

A place where rocks are dug out of the ground.

Very hard rock which comes from volcanoes, made of small pieces of different colours, we use it for building.

These rocks are found all over the Earth. They are used in clocks and radios.

This rock is hard and smooth. It is used for floor and roof tiles.

Red, brown or orange rock made from sand that has become hard – we use it for building.