Knowledge: Scientists carefully study solar phenomena to understand what the sun does mean for the Earth's climate. Red light has less energy in comparison to other colors due to its longer wavelengths

Conversation:
Red is my favorite color. It makes me feel happy!
That's nice! It is a primary color and is often associated with strong emotions?
Oh interesting! What else can you tell me?
Well, It has the longest wavelength among all the colours in the visible spectrum
Ok, I did not know that. So what does that mean?

Response: Red light possesses less energy compared to other colors due to it's longer wavelength