Name a natural source of light
- Name a natural source of spectral light
- Name two natural sources of light
- Name one natural source of light
- Name three natural sources of light
- Name five natural sources of light
- Name 2 natural source of light
- Name any natural source of light
- Name 4 natural source of light
- Name 3 natural source of light
- Name some natural source of light other than the sun
- Name any two natural sources of light
- Name the main natural source of light
- Name any three natural sources of light
- Name the main natural source of light on the earth
- Name the chief natural source of light on the earth