Sky

High school (ages 12+)
Environment & Earth

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/sky

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the atmospheric composition?The sky includes Earth's atmosphere, composed primarily of nitrogen and oxygen
2. Why is the sky blue during the day?Sunlight is made of many colors. The air scatters the short blue light more than the other colors, so we see a blue sky.
3. How does a rainbow appear?A rainbow happens when sunlight shines through water droplets in the air. The light bends and reflects inside the droplets, creating a colorful arc.

Atmosphere: The gaseous envelope surrounding a celestial body, providing essential conditions for life and weather.
Rayleigh Scattering: The elastic scattering of light or other electromagnetic radiation by particles much smaller than the wavelength of the radiation.
Celestial Sphere: An imaginary sphere of infinite radius, concentric to the Earth, on which celestial bodies appear to be projected.
Constellations: A group of stars forming a recognizable pattern that is traditionally named after its apparent form or identified with a mythological figure.