Big Bang

Most scientists believe the Big Bang Theory explains which of the following questions?

• How our planets and moons formed

• How our universe began

• How the sun turns hydrogen into helium

• How fast light travels through space

It is very difficult to determine what, if anything, came before the big bang?

• True

• False

What two elements were the first to form in the universe?

• hydorgen

• helium

• lithium

• gold

The universe is how about old?

• 4 billion years old

• 8.2 billion years old

• 13.7 billion years old

• 44.2 billion years old

Before the Big Bang there was...

• another universe

• a multiverse

• nothing? something? we are not sure.

We live in the andromeda galaxy.

• True

• False

At the center of our Milky Way galaxy, and other galaxies, it is believed that a large black hole is at the center of it.

• True

• False

The universe is still

• expanding and warming

• expanding and cooling

• contracting and warming

• contacting and cooling

All the matter that currently exists in the universe formed during the Big Bang.

• True

• False

Humans have been around for what percentage of time since the big bang?

• 50%

• 25%

• 1%

• way way way way less than 1%