Elementary 📚 Vocabulary · #957 of 1319

oxygen (n.)

gas we need to breathe

Examples

  • Plants make oxygen.

Key rules

  • Oxygen is a gas that living things need to breathe
  • Uncountable: oxygen
  • Oxygen is a chemical element

Common mistakes

  • Plants make oxygens → Plants make oxygen

Use cases

  • Science
  • Breathing
  • Health
💡 Tip: Oxygen is symbolised as O.
Practise this topic in the appPractise Elementary quiz
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