1. Which of the following does NOT describe light energy?
A. Light energy travels in waves.
B. The major source of light is electrical energy.
C. Light can help us to see things in a dark place.
D. Sun and Moon are some examples of sources of natural light.
2. From the given examples, which one is the natural source of light?
A. Candle
B. Flashlight
C. Moon
D. Torchlight