Reflect parallel of the principal axis
Answer: The air is full of water, as water vapor, even if you can't see it. Condensation is the process of water vapor turning back into liquid water, with the best example being those big, fluffy clouds floating over your head. And when the water droplets in clouds combine, they become heavy enough to form raindrops to rain down onto your head.
Explanation:
The answer is C. Elements
Elements cannot be broken down int simpler substances even by chemical means
Color? I'm going with color. Chem isn't my forte though