E&S 2: The Big Bang

What scientist discovered in 1929 that the universe is expanding?

• Edwin Hubble

• Albert Einstein

• Alfred Russell-Wallace

• Stephen Hawking

What happens the further away a galaxy is from us?

• It moves away faster

• It begins to slow down

• It stops

• It starts to move closer

Roughly how long ago did the Big Bang Theory occur?

• 14 billion years ago

• 400 billion years ago

• 14 thousand years ago

• 41 million years ago

Before the Big Bang occurred, everything existed in one place called...

• Singularity

• Origin

• Black hole

• Supernova

Which of the following did not happen after the Big Bang?

• Universe began to cool

• Particles came together by the force of gravity

• Stars and planets formed

• Universe started to heat up