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100
What does a black hole do in space.
It sucks up all of the left over debree in space
100
What do Astronauts believe is in the center of a galaxy?
A giant black hole
100
What would a person have to do to get out of the gravitational pull of a black hole?
They would have to move faster than the speed of light.
100
The older black holes get.Will they gain more mass?
Yes.
100
If you compressed the mass of the earth down to the size to a ping pong ball what would you have?
A black hole.
200
Can you see light from black holes?
No you can not.
200

True or false?

 Black holes suck things up like a vacuum cleaner. 

False 

200
Is a black hole colorful or is it black.
It is actually very colorful
200

What is the center of a black hole called?

Singularity

200

How far is the closest black hole?

32 million lightyears away

300
How do Astronauts think black holes are formed.
They think it is the death of a giant star that forms them.
300

Does every star become a black hole?

no. if a star is too small, it will not become a black hole.

300

True or false?

The singularity is the size of a golf ball.

False.

300

What was the first discovered black hole?

Cygnus X-1

300

Who discovered the Black hole and when?

John Michell and Pierre-Simon Laplace discovered the Black hole in the 18th century.

400

What is one of the three main parts of a black hole?

Theres a lot

400

True or False? 

When black holes pull in other black holes it makes a big explosion.

False 

400

How many known black holes are there?

14

400

How much bigger than the sun does a star need to be to form a black hole?

10-15 times

400

When a star collapses, it makes an explosion called a _________.

Supernova

500

Can you destroy a black hole?

Kind of

500

True or false?

Black holes are mortal 

True

500
If something falls into a black hole will it ever return?
No it will not.
500
Can black holes suck up other black holes?
Yes
500

Can Black Holes suck in light? 

Yes.