Electromagnetic waves common mistakes

Common mistakes

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Compare benefits and risks of medical uses of ionising radiation..

  Fix itAnswer by clearly explaining how to compare benefits and risks of medical uses of ionising radiation..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Distinguish communication uses from heating, imaging and sterilising uses..

  Fix itAnswer by clearly explaining how to distinguish communication uses from heating, imaging and sterilising uses..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Link each electromagnetic wave application to a named region of the spectrum..

  Fix itAnswer by clearly explaining how to link each electromagnetic wave application to a named region of the spectrum..

• Uses and applications of electromagnetic waves common mistake 1

  Giving a vague answer instead of directly addressing: Avoid using vague statements about radiation without identifying the wave type and property..

  Fix itAnswer by clearly explaining how to avoid using vague statements about radiation without identifying the wave type and property..

• Lenses (physics only) common mistake 1

  Giving a vague answer instead of directly addressing: (Physics only) Describe a convex lens as a converging lens..

  Fix itAnswer by clearly explaining how to (Physics only) Describe a convex lens as a converging lens..

• Lenses (physics only) common mistake 1

  Giving a vague answer instead of directly addressing: (Physics only) Describe a concave lens as a diverging lens..

  Fix itAnswer by clearly explaining how to (Physics only) Describe a concave lens as a diverging lens..

• Lenses (physics only) common mistake 1

  Giving a vague answer instead of directly addressing: (Physics only) Define the principal focus of a convex lens..

  Fix itAnswer by clearly explaining how to (Physics only) Define the principal focus of a convex lens..

• Lenses (physics only) common mistake 1

  Giving a vague answer instead of directly addressing: (Physics only) Define the focal length of a lens..

  Fix itAnswer by clearly explaining how to (Physics only) Define the focal length of a lens..

• Lenses (physics only) common mistake 1

  Giving a vague answer instead of directly addressing: (Physics only) Draw ray diagrams for a convex lens using principal rays..

  Fix itAnswer by clearly explaining how to (Physics only) Draw ray diagrams for a convex lens using principal rays..

• Lenses (physics only) common mistake 1

  Giving a vague answer instead of directly addressing: (Physics only) Draw ray diagrams for a concave lens using principal rays..

  Fix itAnswer by clearly explaining how to (Physics only) Draw ray diagrams for a concave lens using principal rays..