Understanding the Big Bang Theory

A date that is commonly accepted by Big Bang theorists for the Big Bang is ____ years ago.

• One hundred thousand

• Two hundred and fifty million

• Thirteen point seven billion

• Ten trillion

Tags

NGSS.HS-ESS1-2

Observations of space indicate that most matter in the universe is ___.

• hydrogen, helium, and dark matter

• gold and plutonium

• oxygen and water vapor

• carbon

Tags

NGSS.HS-ESS1-2

Ever since the universe began, the universe has been

• expanding

• contracting

• stays the same size

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NGSS.HS-ESS1-2

What is the correct order for the formation of our solar system?

• 1,2,3,4

• 2,3,4,1

• 2,4,3,1

• 1,3,4,2

Tags

NGSS.MS-ESS1-2

The big bang theory explains the...

• Life cycle of a star
• Seasons of the earth
• origin of the universe
• Sheldon...just sheldon

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NGSS.HS-ESS1-2

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

Tags

NGSS.HS-ESS1-2

What scientist discovered important evidence to support the BB Theory

• Hubble

• Galileo

• Newton

• Einstein

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NGSS.HS-ESS1-2

What is known as a large cloud of gas and dust?

• sun

• solar nebula

• star

• galaxy

What best describes how the sun was born?

• Nuclear fusion began and the sun was born.

• The gas was pulled to the edge of the disk by gravity.

• Gravity expanded the solar nebula.

• Gravity shrank the solar nebula and it began to spin slower.

Tags

NGSS.HS-ESS1-1

Which part of our solar system was formed first?

• star

• inner planets

• sun

• outer planets