Cosmic Inflation and the Big Bang

What problem did the Big Bang theory face before the 1980s?

• It failed to describe the universe's characteristics.

• It didn't account for the formation of stars.

• It couldn't explain the universe's expansion.

• It overlooked the existence of black holes.

Who were the scientists that contributed to the refinement of the Big Bang theory in the 1980s?

• Alan Guth and Andre Linde

• Carl Sagan and Neil deGrasse Tyson

• Albert Einstein and Stephen Hawking

• Isaac Newton and Galileo Galilei

What is the term for the rapid expansion of the universe shortly after the Big Bang?

• Universal Stretch

• Cosmic Inflation

• Galactic Growth

• Stellar Expansion

During which time frame did the Big Bang nucleosynthesis occur?

• Between 0.01 seconds and 3 minutes

• Between 1 hour and 2 hours

• Between 1 day and 3 days

• Between 1 year and 3 years

What significant change occurred when the universe cooled enough for atoms to form?

• Stars began to form.

• The universe became opaque.

• Light waves were blocked.

• Space became transparent.