Waves in air, fluids and solids exam tips

Exam tips

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to use wavefront diagrams to show reflection at a plane boundary..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to use ray diagrams to show refraction at a boundary between transparent materials..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to required practical: investigate reflection of light from different types of surface..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to required practical: investigate refraction of light by different substances..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to required practical: measure angles of incidence, reflection and refraction using a protractor..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to required practical: draw ray diagrams accurately from experimental data..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to explain why repeated angle measurements improve reliability in reflection and refraction practicals..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to identify sources of uncertainty when tracing rays through transparent blocks..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Reflection and refraction of waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to apply WS and MS skills when recording, plotting and interpreting reflection and refraction data..

  This keeps your answer tightly aligned to the approved learning objective for Reflection and refraction of waves.

• Sound waves exam tip 1

  Use precise subject-specific vocabulary when you explain how to describe sound waves in air as longitudinal waves..

  This keeps your answer tightly aligned to the approved learning objective for Sound waves.