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 beginning

• the formation of space

Tags

NGSS.HS-ESS1-2

When did the big bang occur?

• 5000 year ago

• 13.7 billion years ago

• 2 million years ago

• unknown

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

a force that is causing the expansion of the universe to accelerate

• dark energy

• the big bang

• planetesimals

• solar nebula

the asteroid-like bodies that formed the building blocks of planets

• cosmic background radiation

• big bang

• solar nebula

• planetesimal

leftover thermal energy from the big bang

• solar nebula

• cosmic background radiation

• planetesimal

• dark matter

Tags

NGSS.HS-ESS1-2

matter that does not give off electromagnetic radiation

• solar nebula

• big bang event

• dark matter

• planetary enbula

a large cloud of gas and dust, such as the one that formed our solar system

• dark energy

• big bang

• dark matter

• solar nebula

Tags

NGSS.MS-ESS1-1