Final answer:
The sky at noon is bright and blue, while the sky at dusk is warm and colorful. The sky at night is dark and filled with stars.
Step-by-step explanation:
The sky at noon appears bright and blue, with the sun directly overhead. It is the brightest part of the day when the sun is high in the sky. The sky at dusk has a warm and colorful appearance, with shades of red, orange, pink, and purple as the sun sets on the horizon. The sky at night is dark and filled with stars. It may also appear black or deep blue, depending on the amount of light pollution in the area.