Chapter 1 Flashcards
Who is the author of the book ‘A Brief History of Nearly Everything’?
Bill Bryson
What is the main focus of chapter 1 in ‘A Brief History of Nearly Everything’?
The birth of the universe
What is the name of the theory that explains the origin of the universe?
The Big Bang Theory
True or False: The universe is approximately 13.8 billion years old.
True
Fill in the blank: The universe began as a ________ point roughly 13.8 billion years ago.
singularity
What elements were created in the first few minutes after the Big Bang?
Hydrogen and helium
What is the name of the force that caused the universe to expand rapidly shortly after the Big Bang?
Inflation
What is the term for the study of the large-scale structure and history of the universe?
Cosmology
Who proposed the Big Bang Theory in the 1920s?
Georges Lemaître
What is the name of the background radiation left over from the Big Bang?
Cosmic microwave background radiation
What is the estimated temperature of the universe right after the Big Bang?
Trillions of degrees
What is the term for the time when the universe was so hot that matter could not form?
The Quark Era
What is the term for the period when the universe cooled enough for protons and neutrons to form?
The Hadron Era
What is the name of the particle that interacts with matter through gravity and makes up dark matter?
WIMPs (Weakly Interacting Massive Particles)
What is the name of the hypothetical substance that makes up approximately 27% of the universe’s mass-energy content?
Dark matter