Question

What is the main challenge astronomers face when trying to directly detect black holes?(1 point)
Responses

Black holes are empty.
Black holes are empty.

Black holes are too small.
Black holes are too small.

Black holes are too black.
Black holes are too black.

Black holes trap all light.

Answers

GPT-4o mini
The main challenge astronomers face when trying to directly detect black holes is that **black holes trap all light**. This means that they do not emit light that can be detected directly, making them invisible against the background of space.