Understanding Why the Sky is Blue

What is the main reason the sky appears blue during the day?

• The Earth's surface reflects blue light.

• Blue light is scattered more than other colors.

• Blue light is absorbed by the atmosphere.

• The sun emits more blue light.

What is the name of the scattering phenomenon that causes the sky to appear blue?

• Compton scattering

• Rayleigh scattering

• Mie scattering

• Thomson scattering

Why do we see red and orange colors during sunset?

• The sun emits more red and orange light at sunset.

• Clouds reflect red and orange light.

• Red and orange light are scattered less and reach our eyes.

• The atmosphere absorbs blue light at sunset.

How do clouds affect the color of the sky?

• They enhance the blue color of the sky.

• They absorb all colors of light, making the sky appear dark.

• They scatter all colors of light, making the sky appear gray or white.

• They make the sky appear blue.

What do astronauts see when they look at the sky from space?

• A blue sky with clouds

• A green sky with auroras

• A red and orange sky

• The darkness of space with stars