Paper 1 H - SAMPLE SET 1 Q6
(6) (a) Explain what happens to the wavelength of light when it passes from air into glass.
(2)
(b) Figure 13 shows a beam of red light approaching one side of a rectangular glass block.
The beam of light will pass through the block and leave through the opposite side.
AB is a wavefront.
(b) Figure 13 shows a beam of red light approaching one side of a rectangular glass block.
The beam of light will pass through the block and leave through the opposite side.
AB is a wavefront.
Discuss the path of the wavefront AB as it enters and leaves the glass block.
(6)
(c) The distance between the Earth and the Sun is 1.50 × 1011 m.
Light takes 500 s to travel from the Sun to the Earth.
The wavelength of red light is 670 nm.
Calculate the frequency of red light, using only the data provided. (4)
(c) The distance between the Earth and the Sun is 1.50 × 1011 m.
Light takes 500 s to travel from the Sun to the Earth.
The wavelength of red light is 670 nm.
Calculate the frequency of red light, using only the data provided. (4)
frequency = ............................................................. Hz
(Total for Question 6 = 12 marks)