Space mirror

High school (ages 12+)
Space & Astronomy

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/space-mirror

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. How big is Space mirror?6.5 meters (21 feet) in diameter when assembled
2. How long is Space mirror?Infrared (near- to mid-infrared)
3. What is the JWST primary mirror composition?18 hexagonal beryllium segments coated in gold
4. What is the advanced optical material example?Zerodur (low thermal expansion glass-ceramic)

Atmospheric Turbulence: The chaotic movement of air that distorts light passing through Earth's atmosphere.
Redshift: The stretching of light waves from objects moving away from us, indicating cosmic expansion.
Spectrograph: An instrument that splits light into its component wavelengths for analysis.
Interferometry: A technique combining light from multiple telescopes to achieve higher resolution.