Question
The light given off by a black hole is trapped and escape. How then can we observe a black hole?
Step 1
This is why they are called "black" holes. However, this does not mean that they are completely invisible. \[ \text{Black Hole} = \text{Region of Space} + \text{Strong Gravity} + \text{No Escape} \] Show more…
Show all steps
Your feedback will help us improve your experience
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
How can we observe a black hole if neither matter nor radiation can escape from it?
How can a black hole be detected even though its gravitational field is too strong for light to escape?
How is a black hole detected?
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD