1. What form of energy travels as a wave and does not need any matter or material to
carry its energy along.
A. Matter B. Sounds C. Light D. Heat
2. Which of the following is the main source of heat and light in our planet?
A. Moon B. Planets C. Rocks D. Sun
3. Which of the following is an example of natural light?
A. Bulb B. Fire C. Star D. Candle
4. Which of the following is NOT true about light?
A. Light travels as a wave C. Light is a type of energy
B. Light travels in a slow speed D. Light travels in a straight line
5. How does light travels?
a. Curve B. Diagonal C. Straight D. Wave