Friday Quiz Answers 08/08/2025

1. The 1920s are often called the “Roaring Twenties.” What dance craze became hugely popular during this time?
   Answer: The Charleston – A fast-paced, flapper-favourite dance of the 1920s.
2. In what decade did humans first land on the Moon?
   Answer: 1960s – Apollo 11 landed on the Moon in 1969.
3. Which 1980s gadget famously let people “record now, watch later”?
   Answer: VHS recorder – A staple of the 1980s home entertainment revolution.
4. What decade gave us the global disco phenomenon and the rise of bell-bottom trousers?
   Answer: 1970s – Disco ruled the dancefloor, and flared trousers ruled the wardrobes.
5. In which decade was the World Wide Web first made publicly accessible?
   Answer: 1990s – The World Wide Web became public in 1991.
6. The first iPhone was released in which decade?
   Answer: 2000s – The original iPhone launched in 2007.
7. Queen Elizabeth II began her reign in which decade?
   Answer: 1950s – Elizabeth II became queen in 1952.
8. Which decade is associated with the arcade game boom, including classics like Pac-Man and Donkey Kong?
   Answer: 1980s – Classic arcade games took over the world in the early '80s.
9. What invention, widely adopted in the 1930s, transformed home entertainment?
   Answer: Radio – Became a household must-have throughout the 1930s.
10. Which decade saw the release of The Matrix, Titanic, and Jurassic Park?
    Answer: 1990s – All those iconic films were released between 1993–1999.

Bright Source Bonus Question

Q. We’ve travelled through time — now let’s go back to where LED lighting began. In which decade was the first visible-spectrum LED invented?
Answer: 1960s – The first visible-spectrum LED was created in 1962 by Nick Holonyak Jr., sparking the LED lighting revolution.