Physics · Stars and the Solar System
What is the primary visual method to differentiate between a star and an artificial satellite looking up at the night sky without instruments?
- 1Stars appear to twinkle, whereas artificial satellites do not twinkle.✓
- 2Artificial satellites appear much larger and perfectly square in shape.
- 3Stars change their colors from bright red to green continuously.
- 4Artificial satellites remain completely stationary while stars move rapidly across the sky.
Correct answer
Stars appear to twinkle, whereas artificial satellites do not twinkle.
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