Paper 1 H - SAMPLE SET 1 Q1
1) Figure 1 shows a cell viewed through a light microscope.
The size of the real cell is 0.03 mm.
1.1) Calculate the magnification of the microscope.
Use Figure 1 to help you answer. [2 marks]
1.1) Calculate the magnification of the microscope.
Use Figure 1 to help you answer. [2 marks]
Magnification = _________________
A light microscope uses light waves to observe objects.
Light waves can be modelled using water waves.
Figure 2 shows a water wave.
Light waves can be modelled using water waves.
Figure 2 shows a water wave.
1.2) Give one similarity between a light wave and a water wave. [1 mark]
1.3) Write down the equation that links frequency, wave speed and wavelength. [1 mark]
1.4) The wave in Figure 2 has a wavelength of 75 cm.
The wave moves at a speed of 1.6 m/s.
Calculate the frequency of the wave. [4 marks]
1.3) Write down the equation that links frequency, wave speed and wavelength. [1 mark]
1.4) The wave in Figure 2 has a wavelength of 75 cm.
The wave moves at a speed of 1.6 m/s.
Calculate the frequency of the wave. [4 marks]
Frequency = ____________ Hz
(Total for Question 1 = 8 marks)