Question

What does the light in each one of the pictures originate from?

Answer 1

The light in the pictures originates from different sources:

1. Sun: The sun gives us natural light.
2. Electric bulb: The glowing bulb produces artificial light.
3. Firefly: A firefly produces its own natural light.
4. Candle flame: The burning candle produces light.

Thus, the sources of light shown are the Sun, an electric bulb, a firefly and a candle flame.