how do black holes pull in light?
- Written by: Sara Webb, Postdoctoral Research Fellow, Centre for Astrophysics and Supercomputing, Swinburne University of Technology
ShutterstockHow can a black hole pull in light when light isn’t a physical thing? – Will, age 8, Victoria
What an excellent question, Will! I too wondered about this when I started to learn the wonders of physics.
To answer this, we must first explain three things: 1) what is light, 2) what is gravity, and 3) what is a black hole?