Show:
Milky Way
Galaxies
Big Bang
Future
Other stuff
100
100,000 light years
What is the diameter of the Milky Way
100
This mysterious substance keeps stars from flying out of spinning galaxies and out into space
What is dark matter.
100
His theory of general relativity predicted an expanding universe.
What is Einstein?
100
This is the fate of the universe if gravity overcomes the expansion.
What is a closed universe or collapse?
100
This is evidence of the expansion of the universe.
What is redshift?
200
This milky Way is an example of this type of galaxy.
What is spiral (probably barred spiral)
200
This type of galaxy has spiral arms and an elongated nucleus.
What is barred spiral?
200
From Princeton, these scientists had the idea to look for the cosmic background radiation
What is Dicke and Wilkinson?
200
A universe that will expand and then stop.
What is flat
200
Theory that proposes an unchanging universe
What is steady state?
300
The sun and solar system are located about this far from the galactic center
What is 30,000 light years
300
A round nucleus and spiral arms.
What is regular spiral.
300
Supported the steady state theory.
What is Fred Hoyle?
300
A universe that will continue to expand.
What is open
400
The number of stars there could be in the galaxy
What is as many as 400 billion
400
No spiral arms, no defined nucleus, range in shape from round to oval.
What is elliptical?
400
Bell Labs scientists that discovered the cosmic background radiation
What is Wilson and Penzias?
400
The force responsible for the accelerating rate of expansion.
What is dark energy?
500
This nearly round region containing globular clusters surrounds the disk of the galaxy.
What is the halo?
500
young stars are found in this region of a spiral galaxy.
What is in the spiral arms?
500
Priest/physicist that proposed the big bang
What is LeMaitre?
500
The age of the universe.
What is 13.7 billion years old?