The demonstration of refraction using a ripple tank is tricky, and it is a good idea to practise this.

Teaching Guidance 16-19

Class practical: Comparing the infra-red radiation from a dull black and a shiny surface.

Practical Activity 14-16

Class practical: The caustic curve and how the aberration can be reduced by reducing the aperture.

Practical Activity 14-16

Class practical: Showing angle of incidence equal to angle of reflection.

Practical Activity 14-16

Demonstration: This experiment is well worth the effort of setting it up.

Practical Activity 14-16

Demonstration: Comparing the paths of a reflected ray of light and a rubber ball.

Practical Activity 14-16

Class practical: Shows that image and object positions are symmetrical in a plane mirror.

Practical Activity 14-16

Class practical: identifying that the image in a plane mirror is virtual.

Practical Activity 14-16

At introductory level, simple experiments can help students to realize that light travels in straight lines and that an object...

Teaching Guidance 14-16

This activity allows pupils to enter a completely dark space, something which very few are likely to have previously...

Classroom Activity 5-11 11-14

Pupils will very often agree that to be able to see, light must enter the eye. However, it is possible to set up situations...

Classroom Activity 5-11 11-14

The following activities can be used to introduce the law of reflection of light.

Classroom Activity 11-14