Black Holes and Their Sounds

What is a common misconception about sound in space?

• Sound is only present in black holes.

• Sound can travel freely in all parts of space.

• Sound cannot exist in space at all.

• Sound is only present near stars.

How do black holes create sounds that can be detected?

• By absorbing nearby stars.

• By colliding with other black holes.

• By creating pressure waves that ripple through gas.

• By emitting light waves.

Why are the original sound waves from black holes inaudible to humans?

• They are too loud.

• They are too quiet.

• They are too low in frequency.

• They are too high in frequency.

What data sources are used to construct the sound of Messier 87?

• Only radio waves.

• Only X-rays.

• Only light.

• X-rays, radio waves, and light.

When did NASA release the first sonification of a black hole?

• In 2020.

• In 2023.

• In 2018.

• In 2022.