The Expanding Universe

The initial explosion that resulted in the formation and expansion of the universe is called __________________.

• the Big Bang

• the start of the universe

• The Big Crush

• the Doppler Effect

Tags

NGSS.HS-ESS1-2

When did the big bang occur?

• 4.6 Billion years ago

• 13.7 billion years ago

• 13.7 million years ago

• 4.6 million

Tags

NGSS.HS-ESS1-2

The farther away galaxies are from us, the _______________ it is that they moving away from us.

• more uncertain

• slower

• faster

• more unpredictable

Tags

NGSS.HS-ESS1-2

How is the universe rising raisin bread dough? Or, like a ballon with dots on it?

• As the dough sits there it becomes smaller and smaller.

• As the dough expands the raising bunch up together.

• As the dough contracts, it become ready for the oven.

• As the dough expands, the raising move further apart from each other.

In which direction are nearly all galaxies moving?

• toward each other

• away from each other

• colliding into one another

• in the direction of Earth

Tags

NGSS.MS-ESS1-2

leftover thermal energy from the big bang

• solar nebula

• cosmic background radiation

• planetesimal

• dark matter

Tags

NGSS.HS-ESS1-2

a theory that the universe formed in a huge expansion

• big bang

• planetesimal

• solar nebula

• dark energy

Tags

NGSS.HS-ESS1-2

Our solar system formed about _________ years ago.

• 4.5 billion

• 4.6 million

• 100 billion

• 13 billion

Tags

NGSS.HS-ESS1-6

What were the original two elements in our universe?

• Lithium and Carbon
• Hydrogen and Neon
• Helium and Chlorine
• Hydrogen and Helium

The change in wavelength that allows us to determine if an object if moving toward us or away from us

• Whiteshift and Blueshift

• Redshift and Greenshift

• Redshift and Blueshift

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3