What are hydrocarbons made up of?

Name 3 fossil fuels

How are fossil fuels made?

What's the difference between natural and synthetic materials?

Give examples of natural materials from plants

Give examples of natural materials from animals

Give examples of synthetic materials

What synthetic materials are used in clothing?

Why is paint synthetic?

What is a melting point?

What is strength?

What is one of the types of strength?

What is the second type of strength?

What is stiffness?

Give examples of stiff materials