C2 - Synthetic and Natural Materials

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All materials are made up of chemicals. They are either made from individual chemicls or mixtures of chemicals. Chemicals are made up of atoms or a group of atoms that have bonded together.

  • Iron is a chemical element, it is only made up of iron atoms.
  • Water is a chemical. It's made up of water molecules (two chemical elements) - hydrogen and oxygen have bonded together.
  • Rock salt is a mixture of chemicals. The salt and sand that are in the rock salt have not chemically bonded.

Natural materials are materials that…


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