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Type: Multiple-Choice
Category: Space Exploration
Level: Grade 6
Author: Qalam
Created: 11 years ago

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Space Exploration Question

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Grade 6 Space Exploration

Why are radio telescopes considered to be dependable telescopes?
  1. because they never run out of energy
  2. because they use radios to help various telescope's computers communicate with each other
  3. because they use radio waves, which pass freely through Earth's atmosphere in any weather condition
  4. because they use radio waves, which do not pass freely through Earth's atmosphere due to unpredictable weather