In the experiment performed to calculate the value of Plank's constant, various color filters were used to allow light of specific frequencies to pass into the apparatus.Select one:TrueFalse

In the experiment performed to calculate the value of Plank's constant, the distance of the light source from a photo diode was varied and the corresponding photo current was recorded. Values of current and distance were used in derived formula to calculate planks constant.Select one:TrueFalse

In lab experiment related to the inverse square law for intensity of light, our task was to measure the experimental value of Plank's constant and work function of the metal surface.Select one:TrueFalse

How did the authors test the effects of artificial light on marine life?

To calculate the energy of a photon what two values are multiplied together?Select answer from the options belowfrequency (ν) and wavelength (λ)frequency (ν) and Plank's constant (h)speed of light (c) and Plank's constant (h)speed of light (c) and wavelength (λ)wavelength (λ) and Plank's constant (h)

Looking at the blue object through a green filter makes the objectappear _______________.This is because the green filter only transmits the light that is _______________.(2)(Total 8 marks)Figure 1 shows some waves.Figure 19.(a) Which arrow represents the wavelength of the waves?Tick (✓✓✓✓) one box.PQRS(1)Page 20 of 51Waves (F)