Practice Question

1.Yellow light is shone onto a red jumper. State what colour the jumper would appear to be

Red

2. Explain your answer to question 1

Yellow light contains red and green. The red jumper will absorb the wavelengths of light that correspond to green. However, it will reflect any wavelengths of light that correspond to red, so the jumper will appear red.

3. A red beam of light is shone onto a cyan dress. Describe the appearance of the dress.

Black