Astronomy · Black Holes
Why are black holes invisible to the naked eye and optical telescopes?
- 1They only exist in dark matter regions where light cannot penetrate.
- 2They are completely transparent and let all light pass through them.
- 3Their gravitational pull is so strong that even light cannot escape.✓
- 4They do not possess any mass or gravitational pull.
Correct answer
Their gravitational pull is so strong that even light cannot escape.
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