Big Bang and Gravity

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

Which statement is true?

• The galaxies are moving toward us.

• The galaxies are moving away from us.

• The universe remains static or unchanged in motion.

• None of the above

Tags

NGSS.HS-ESS1-2

How old do scientists think the Universe is?

• 13.8 billion years old
• 4.5 billion years old
• 24,000 years old
• 5 years old

Tags

NGSS.HS-ESS1-2

Which word best describes a singularity?

• a. Large

• b. Cold

• c. Dense

• d. Flammable

Which of the following is NOT true about the Big Bang Theory?

• It is the scientific explanation of how life began on Earth and evolved over time.
• It is the scientific explanation for the origin of the universe.
• It states that the universe expanded from a single point and is still expanding today.
• It states that the universe used to be much hotter and smaller.

Tags

NGSS.HS-ESS1-2

Which piece of evidence supports the Big Bang theory?

• Galaxies are staying in the same places

• Galaxies are moving away from us

• Galaxies are moving towards us

• Galaxies all orbit the center of the universe

Tags

NGSS.HS-ESS1-2

What shape do scientists think the universe is?

• Sphere
• Triangular
• Saddle Shaped
• Flat

The universe is expanding!  This means that:

• all of the galaxies are spreading out.
• the universe must have started from a single point.
• the universe is cooling down.
• all of the above.

Tags

NGSS.HS-ESS1-2

What is a galaxy?

• a star and it's surrounding planets
• billions of stars held together by gravity
• the big bang
• a cluster of nebulas

The sun and all of the planets and other bodies that travel around it. 

• Universe 
• Galaxy 
• Star
• Solar System 

Tags

NGSS.HS-ESS1-4