About this video
This video talks about telescopes and how big they need to be to see faraway planets. It also tells a story about people thinking there were canals on Mars! We learn about how light works and how scientists try to understand space.
🧠 Quiz & Trivia
Test your knowledge after watching!
Q1 What is an exoplanet?
Answer: A planet that orbits a star outside of our solar system.
Q2 Who was Giovanni Schiaparelli?
Answer: An Italian astronomer who drew maps of Mars and thought he saw canals.
Q3 What did the Mariner probes discover about Mars?
Answer: They found no evidence of canals or any signs of life.
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