Big Bang Theory

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Answer this question in the quiz to reveal the explanation.

Question 1

Which Belgian Catholic priest and physicist first mathematically proposed the expanding universe and 'primeval atom' in 1927?

Question 2

Which English astronomer, who favored the competing Steady State model, coined the derogatory term 'Big Bang' in 1949?

Question 3

What thermal relic radiation permeating the entire universe was accidentally discovered by Arno Penzias and Robert Wilson in 1964?

Question 4

Approximately how many billions of years ago did the Big Bang occur according to high-precision Planck satellite measurements?

Question 5

What theoretical epoch proposed by Alan Guth in 1980 posits that the early universe expanded exponentially faster than light?

Question 6

What primordial chemical elements were forged during the first 20 minutes of Big Bang Nucleosynthesis (BBN)?

Question 7

What event roughly 380,000 years after the Big Bang allowed light to travel freely through space for the first time?

Question 8

Which NASA space probe launched in 1989 confirmed that the CMB matches a nearly perfect black-body spectrum?

Question 9

What astronomical discovery by Edwin Hubble in 1929 provided the primary empirical observation supporting cosmic expansion?

Question 10

What is the standard cosmological model called that incorporates cold dark matter and cosmological constant dark energy?

Which Belgian Catholic priest and physicist first mathematically proposed the expanding universe and 'primeval atom' in 1927?