The theory that explains how the universe began is known as

• The Big Bang Theory

• The Big Boom theory

• The hot jumble theory

• Continental Drift theory

Tags

NGSS.HS-ESS1-2

The universe is always expanding and growing

• True

• False

Tags

NGSS.HS-ESS1-2

One second after the Big Bang, what happened to protons and neutrons?

• They all exploded

• They began to form

• They started forming and bonding, making new elements

• Nothing, they didn't exist until later

Tags

NGSS.HS-ESS1-2

Which two elements were the first two to form in the first 3 minutes after the Big Bang?

• Oxygen

• Helium

• Nitrogen

• Hydrogen

Tags

NGSS.HS-ESS1-2

We can see galaxies light have red-shifted, meaning galaxies stretching away from a source of light

• True

• False

Tags

NGSS.HS-ESS1-2

If we went back in time, galaxies would....

• meet at one point

• expand all over

• not exist

Tags

NGSS.HS-ESS1-2

What units are used to measure the objects of smaller things in the universe like stars and planets?

• Kilometers

• Inches

• Yards

• Astronomical Units

Which unit is used to describe distances within OUR solar system?

• Kilometers

• Astronomical Units (au)

• Light Years

• Parsecs

What is the unit used to describe distances between stars in our GALAXY

• Light years

• Goodyears

• Kilometers

• Astronomical Units (au)

What is at the CENTER of our solar system?

• The moon

• Earth

• The Sun

• The Milky Way Galaxy

Tags

NGSS.MS-ESS1-2