The Big Bang 1
What are 2 of the most important elements in your body that's the most related to the Big Bang?
Hydrogen and Helium, they came out of the Big Bang.
What was the Radiation Era?
A time when all radiation roamed free.
What is the Big Bang
The most popular idea among physicists that explains how the universe was made.
How long has it been since the Big Bang?
13.8 billion years.
What is the end of the universe nicknamed?
The Big Crunch.
What did the temperature become after the Big Bang?
Infinite
What was the first matter in the universe?
Quark-Gluon plasma that formed after the Big Bang
How were stars created?
After the Radiation Era, some gas and dust collected and made the first stars.
Why is the universe still getting colder?
Because the universe is still growing
What did the mass become when the universe was getting made?
Infinite
What was the universe full of before the Big Bang?
Lots of unknown exotic particles.
Can Big Bang radiation harm us?
No, only in TV static.
What were the Cosmic Dark Ages?
A time, a few hundred thousand years long, where the universe was empty.
What was the size of the universe before the Big Bang
Smaller than an atom.
What was the Inflationary Period?
A time when the universe was still growing, except this time it's just about to explode.
Hydrogen & Helium was created after the Big Bang in which form?
It came as a big, hot fog that filled the universe.
What are the 4 main forces?
Electromagnetic force, strong force, weak force, and gravity.
When were the first elements created?
1 microsecond after the Big Bang.
What happened at the Planck Period?
All four of the main forces were combined.
What gave the Quark Gluon plasma mass?
The Higgs Particle.
Why did the universes growing make it cool
Because when it expands, there are more cold, empty places so the universe gets colder.
Who is 1 of the most well known therorists on the Big Bang who also wrote "A Brief History of Time"?
Stephen Hawking
How much of the elements that were created at the Big Bang are in our earth.
Less than 2%.
Why did the Big Bang happen?
No one knows but its most people think it was a quantum fluctuation. See "After The Big Bang" to learn more.
How can radiation from the Big Bang affect your radio appliances?
Because it has been so long, the radiation has gradually turned into radio frequencies.