What are Black Holes
Black Holes in Space
History of Black Holes
How Black Holes Form
Space Grab Bag
100
Both ____ and ____ can become Black Holes, depending on how massive they are.
What are stars and planets
100
Black Holes have an enormous amount of mass; not even _____ can escape its gravitational pull.
What is light
100
This is the tern John Mitchell gave to stars with a mass so great that light could not escape. (Not Black Hole)
What is a dark star
100
This force prevents gravity from collapsing a star or planet at any time.
What is nuclear or atomic force
100
This planet is the hottest in our solar system.
What is Venus
200
Black Holes have an enormous ____, which gives them a strong gravitational pull.
What is density
200
This is the boundary that conceals our vision of the inside of a Black Hole.
What is the event horizon
200
This famous genius doubted the existence of Black Holes.
Who is Albert Einstein
200
Stars stop burning this as fuel, which causes gravity to collapse the star.
What is hydrogen
200
This speed is the speed of light.
What is 186,282 miles a second
300
This is the center ring or point of a Black Hole.
What is a singularity
300
This is what happens when a Black Hole stops emitting radiation and consuming matter.
What is evaporation (implosion)
300
This is the first credible Black Hole possibility.
What is Cygnus X-1
300
Massive stars explode or go _____ making it possible for Black Holes to form.
What is a supernova
300
This is the term given to planets outside our solar system.
What is an exoplanet
400
This kind of Black Holes is at the center of many galaxies.
What is a supermassive Black Hole
400
Matter sucked into Black Holes radiate these.
What are X-rays
400
In 1969 the term "Black Hole" was coined by this man.
Who is John Wheeler
400
When a massive star explodes, this force compacts the matter into a Black Hole.
What is gravity
400
Instead of becoming Black Holes, some stars explode into this.
What is a planetary nebula
500
Black Holes majorly affect time; time would apparently ____ if you were to get near one.
What is to slow
500
This is the term given to the kind of radiation emitted by Black Holes that seems to be undetectable.
What is Hawking radiation
500
This was the first quasar, or celestial body that possibly contains a Black Hole, found in the universe.
What is 3c273
500
If two Black Holes were to merge, they would send off huge _________ ______.
What are gravitational waves
500
This satellite probe is the farthest man made object from Earth.
What is the Voyager 1
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