1. All electromagnetic energy is visible.
2. Electromagnetic energy is the same thing as heat.
3. Ultraviolet has a frequency higher than visible light. 
4. The electromagnetic spectrum includes only visible light and infrared.
5. Radio waves are not really electromagnetic. 
6. Only visible light can transmit through a vacuum. 
7. All electromagnetic waves are transmitted, reflected, and absorbed depending on the material they hit. 
8. All electromagnetic waves have the same frequency.