Electromagnetic waves common mistakes

Common mistakes

• Properties of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Apply wave speed = frequency x wavelength to electromagnetic waves..

  Fix itAnswer by clearly explaining how to apply wave speed = frequency x wavelength to electromagnetic waves..

• Properties of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Explain why wavelength changes when wave speed changes at a boundary but frequency remains the same..

  Fix itAnswer by clearly explaining how to explain why wavelength changes when wave speed changes at a boundary but frequency remains the same..

• Properties of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Distinguish absorption from emission in electromagnetic wave contexts..

  Fix itAnswer by clearly explaining how to distinguish absorption from emission in electromagnetic wave contexts..

• Properties of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Distinguish reflection from refraction in electromagnetic wave contexts..

  Fix itAnswer by clearly explaining how to distinguish reflection from refraction in electromagnetic wave contexts..

• Properties of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Explain that ionising radiation can damage living cells..

  Fix itAnswer by clearly explaining how to explain that ionising radiation can damage living cells..

• Properties of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Interpret qualitative information about electromagnetic wave risk and energy transfer..

  Fix itAnswer by clearly explaining how to interpret qualitative information about electromagnetic wave risk and energy transfer..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Describe the use of radio waves for television and radio communication..

  Fix itAnswer by clearly explaining how to describe the use of radio waves for television and radio communication..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Describe the use of microwaves for satellite communication..

  Fix itAnswer by clearly explaining how to describe the use of microwaves for satellite communication..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Describe the use of microwaves for cooking food..

  Fix itAnswer by clearly explaining how to describe the use of microwaves for cooking food..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Explain why microwaves used for cooking are absorbed by water molecules in food..

  Fix itAnswer by clearly explaining how to explain why microwaves used for cooking are absorbed by water molecules in food..