Hi
user
Hello! How can I help you today?
assistant
What is light?
user
Light is a form of energy that we can see. It's made up of different colors and travels in waves.
assistant
Is light fast?
user
Yes, light is very fast. In fact, it's the fastest thing in the universe, traveling at about 186,000 miles per second.
assistant
Can we see all types of light?
user
No, we can't see all types of light. Some types, like ultraviolet and infrared light, are invisible to our eyes.
assistant