English National Curriculum - Science Science

5. Explore energy level diagrams

Mission Objectives

Draw and interpret energy level diagrams to represent endothermic and exothermic reactions

Label and define activation energy

Explain why reactions are endothermic or exothermic overall

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Rocket Words Quiz

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Keywords

Words and meanings to learn

bond

A connection between atoms in compounds or molecules.

hydrogen

Known as the chemical element H in the periodic table, which is naturally occurring and lives as a molecule.

oxygen

Known as the symbol O in the periodic table, a substance with only one atom type that is a gas at room temperature.

bond-making

An exothermic procedure which releases energy.

bond-breaking

An endothermic procedure which requires energy.

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Required Resources

Resources:

  • Whiteboard and markers
  • Projector and screen
  • Handouts with sample energy level diagrams
  • Color pencils or markers
  • Internet access for research

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