BIG BANG THEORY

How old is Big Bang in our universe?

• 13.8 thousand years

• 13.8 million years

• 13.8 billion years

• 13.8 trillion years

The big bang was a what?

• explosion

• unknown

• expansion

• contraction

What were the original two elements in our universe?

• Lithium and Carbon

• Hydrogen and Neon

• Helium and Chlorine

• Hydrogen and Helium

Galaxies that move closer to us show a what shift?

• Red Shift

• Green shift

• Orange Shift

• Blue Shift

In relation to us, most galaxies are…

• Moving toward us

• Moving away from us

• Not moving

Why is the CMB so cool now?

• The expansion of the Universe has cooled the radiation and stretched its wavelengths

• Dense clouds of dust have blocked most of it.

• The cosmological constant has "squashed" its wavelengths and cooled it.

• Hydrogen atoms have condensed on it and chilled it

Which piece of evidence supports the Big Bang theory?

• The more distant galaxies are moving the slowest

• The more distant galaxies are moving the quickest

• The more distant galaxies are moving towards us

• Galaxies and space is not changing

The event that marks the beginning of our known universe

• Theory of Evolution

• Big Bang

• Cell Theroy

• Inflation Theory

The "afterglow" of the energy from the origin of the universe that we see today

• Cosmic radiation

• Sunlight

• Doppler effect

• Cosmic explosions

What does the Big Bang theory suggest?

• The universe was just there

• The Milky Way is the only solar system

• The universe is continually expanding

• The universe started as a point and is moving towards each other