Exploring the Big Bang Theory

What is the name of the faint glow of radiation that fills the universe and is considered evidence for the Big Bang?

• Cosmic Microwave Background

• Solar Wind

• Gamma Ray Burst

• Aurora Borealis

Tags

NGSS.HS-ESS1-2

Who discovered that galaxies are moving away from us, leading to the formulation of Hubble's Law?

• Isaac Newton

• Edwin Hubble

• Albert Einstein

• Stephen Hawking

Tags

NGSS.HS-ESS1-2

What does the term "redshift" refer to in astronomy?

• The cooling of stars

• The shift of light to longer wavelengths

• The formation of new elements

• The collapse of a star

Tags

NGSS.HS-PS4-3

Which two elements were primarily formed during the process of Big Bang nucleosynthesis?

• Carbon and Oxygen

• Hydrogen and Helium

• Iron and Nickel

• Gold and Silver

Tags

NGSS.HS-ESS1-2

What does Hubble's Law state about the relationship between a galaxy's distance and its velocity?

• The farther a galaxy is, the slower it moves away

• The farther a galaxy is, the faster it moves away

• All galaxies move at the same speed

• Galaxies do not move

Tags

NGSS.HS-ESS1-2

Which observation supports the idea that the universe is expanding?

• The presence of black holes

• The redshift of light from distant galaxies

• The twinkling of stars

• The phases of the Moon

Tags

NGSS.HS-ESS1-2

What is the approximate temperature of the Cosmic Microwave Background radiation today?

• 3000 K

• 2.7 K

• 100 K

• 273 K

Which process describes the formation of the first atoms in the universe?

• Stellar fusion

• Nucleosynthesis

• Radioactive decay

• Fission

Tags

NGSS.HS-ESS1-2

If a galaxy's light is shifted toward the red end of the spectrum, what does this indicate about its motion relative to Earth?

• It is moving toward Earth

• It is moving away from Earth

• It is stationary

• It is rotating

Tags

NGSS.HS-ESS1-2

• 700 km/s

• 7000 km/s

• 70 km/s

• 100 km/s