Big History Threshold 1, 2, & 3 Review

The Big Bang occurred approximately 13.8 Million years ago.

• True

• False

The goldilocks conditions of the Big Bang included intense heat.

• True

• False

Which of the following was an immediate result of the Big Bang?

• Chemical Elements

• Strong nuclear Force

• Our current universe

• The Sun

___________ __________ were written in order to help humans explain the world around them.

• Origin Stories

• Periodic Table

• Astrological Signs

• Star Constellations

According to scientists Big Bang enabled the first complexities to exist in the Universe.

• True

• False

Which of the following is NOT a difference between the Plasma Universe & our current Universe?

• The Plasma Universe was very hot, ours is cold

• The Plasma Universe contained elements that don't exist now

• The Plasma didn't allow light to freely travel, ours does

• Our universe is bigger as it has been expanding for 13.8 BY

Why are stars important?

• A- They create new complexities

• B -They create the elements all things are made of

• C- They rid the Universe of dark matter

• both a & b

Temperatures of 10,000,000 degrees celsius or higher are the ________________ for stars.

• Ingredients

• New Complexities

• Goldilocks Conditions

• Birth temperature

Hydrogen, Helium & Gravity are the _____________________ of stars.

• New Complexities

• Goldilocks Conditions

• Ingredients

• Main Components

Aristotle & Ptolemy taught the _____ theory; the Earth was at the center of the solar system.

• Heliocentric

• Geocentric

• Astrocentric

• Sun-centric