Friedrich Georg Wilhelm von Struve

High school (ages 12+)
Science & Technology

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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/friedrich-georg-wilhelm-von-struve

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. When was Friedrich Georg Wilhelm von Struve born?April 15, 1793
2. Where was Friedrich Georg Wilhelm von Struve born?Altona, then part of Denmark (now Germany)
3. What is the related topics?Stellar parallax, celestial mechanics, cartography, Earth's shape and size (geoid)
4. Who was Friedrich Georg Wilhelm von Struve?He was a scientist born in 1793 who studied both the stars and the shape of the Earth.
5. What is the Struve Geodetic Arc?It is a long chain of measurement points that stretches across ten countries, used to map the Earth's shape.

Meridian Arc Measurement: Measuring the length of a segment of a line of longitude on Earth's surface to determine its curvature.
Triangulation: A surveying technique that uses the angles of a triangle formed by three points to determine the distances between them.
Double Stars: Two stars that appear close together in the sky, often gravitationally bound and orbiting a common center of mass.
Geodesy: The scientific discipline that deals with the measurement and representation of the Earth, including its gravitational field, in a time-varying three-dimensional space.