The document describes different materials and their key properties. It discusses how a chair is resistant and hard to break, a jug is fragile and easy to break, a table is rigid and cannot be folded, and paper is flexible and can be folded. It also notes that a hammer is heavy, an envelope is light, a mug is hard, and a scarf is soft.

1. UNIT 7: MATERIALS
Properties of materials

2. This is a chair.
It is resistant.
You can´t break it easily

3. This is a jug.
It is fragile.
You can break it easily.

4. This is a table.
It is rigid.
You can´t fold it.

5. This is a paper.
It is flexible.
You can fold it.

6. This is a hammer.
It is heavy.

7. This is a envelope.
It is light.

8. This is a mug.
It is hard.

9. This is a scarf.
It is soft.

10. This is a scarf.
It is soft.