Big Bang Theory Quiz

When did the universe begin according to the Big Bang Theory?

• Five billion years ago

• Thirteen point seven billion years ago

• Twenty billion years ago

• Ten billion years ago

What is still happening to the space between galaxies according to the Big Bang Theory?

• It is shrinking

• It is remaining constant

• It is expanding

• It is disappearing

Where did gaseous and icy objects cluster during the formation of the Solar System?

• Close to the Sun

• Further away from the Sun

• Inside the Sun

• On the Sun's surface

What did Eratosthenes' measurement prove about the Earth?

• The Earth is flat

• The Earth is a cube

• The Earth is a sphere

• The Earth is a triangle

What did Eratosthenes rely on to determine the distance between Syene and Alexandria?

• Maps

• Professional surveyors

• Astronomical charts

• Nautical instruments

What is one reason Aristotle believed the Earth was not flat?

• The Earth is too large

• Different stars are visible in different places

• The Earth is covered in water

• The Earth is made of rock

What does the term "geocentric" mean?

• Sun-centered

• Moon-centered

• Earth-centered

• Star-centered

In the geocentric model, which celestial body is not considered to revolve around Earth?

• Sun

• Moon

• Stars

• None of the above

Which description is considered most accurate regarding what actually happened during the Big Bang?

• Two galaxies collided causing an immense explosion as stars crashed into one another

• All of what would become the universe was concentrated in a single small point, or singularity, which rapidly expanded into what is now stars, planets, galaxies, matter, and energy.

• All matter emerged from a massive black hole at the center of the universe.

• Parts of the sun were ripped off by massive internal explosions and were thrown into space where they cooled to become other things, like plants, comets, and other galaxies.

How many years ago did the solar system begin?

• 4.6 billion years ago

• 13.9 billion years ago

• 4.6 million years ago

• 13.9 million years ago