Electromagnetic waves exam tips

Exam tips

• Properties of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to apply wave speed = frequency x wavelength to electromagnetic waves..

  This keeps your answer tightly aligned to the approved learning objective for Properties of electromagnetic waves.

• Properties of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to explain why wavelength changes when wave speed changes at a boundary but frequency remains the same..

  This keeps your answer tightly aligned to the approved learning objective for Properties of electromagnetic waves.

• Properties of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to distinguish absorption from emission in electromagnetic wave contexts..

  This keeps your answer tightly aligned to the approved learning objective for Properties of electromagnetic waves.

• Properties of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to distinguish reflection from refraction in electromagnetic wave contexts..

  This keeps your answer tightly aligned to the approved learning objective for Properties of electromagnetic waves.

• Properties of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to explain that ionising radiation can damage living cells..

  This keeps your answer tightly aligned to the approved learning objective for Properties of electromagnetic waves.

• Properties of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to interpret qualitative information about electromagnetic wave risk and energy transfer..

  This keeps your answer tightly aligned to the approved learning objective for Properties of electromagnetic waves.

• Uses and applications of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to describe the use of radio waves for television and radio communication..

  This keeps your answer tightly aligned to the approved learning objective for Uses and applications of electromagnetic waves.

• Uses and applications of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to describe the use of microwaves for satellite communication..

  This keeps your answer tightly aligned to the approved learning objective for Uses and applications of electromagnetic waves.

• Uses and applications of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to describe the use of microwaves for cooking food..

  This keeps your answer tightly aligned to the approved learning objective for Uses and applications of electromagnetic waves.

• Uses and applications of electromagnetic waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to explain why microwaves used for cooking are absorbed by water molecules in food..

  This keeps your answer tightly aligned to the approved learning objective for Uses and applications of electromagnetic waves.