Universe and Expansion

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

• the Big Bang

• static state

• cosmic radiation

• dark matter

Tags

NGSS.HS-ESS1-2

Who made great advancements to our telescope which helped him be the first to see various things in outer space?

• Galileo Galilei
• Aristotle
• Johannes Kepler
• Tycho Brahe

leftover thermal energy from the big bang

• solar nebula

• cosmic background radiation

• planetesimal

• dark matter

Tags

NGSS.HS-ESS1-2

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

• dark energy

• the big bang

• planetesimals

• solar nebula

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

matter that does not give off electromagnetic radiation

• solar nebula

• big bang

• dark matter

• dark energy

Light Years are a measure of __________.

• time

• speed

• distance

• light

Select a possibility of what will happen to the universe in the future.

• The universe will be destroyed by aliens.

• The universe may expand forever, therefore galaxies will continue to get further away from each other.

• The universe will explode.

• We don't have any hypothesis.

Tags

NGSS.HS-ESS1-2

Hubble's law states which of the following?

• We live in an expanding universe
• The further away a galaxy is, the faster it is receding
• Galaxies far away look redder through a telescope
• All of these

Tags

NGSS.HS-ESS1-2

Hubble's Law states that 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