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Looking for some science trivia? This is a random selection of questions from our 2022 quizzes. If you want more questions, reload this web page and we’ll fetch you a fresh batch!

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#1. Lots of species, including emus, red kangaroos and red-bellied black snakes, are endemic to Australia. What does endemic mean?

Endemic species can only be found in one place in the world. About 85% of Australian mammals, 45% of Australian birds and almost 90% of Australian freshwater fish are endemic.

#2. In which year did Captain Charles “Chuck” Yeager become the first pilot to break the sound barrier?

Captain Charles “Chuck” Yeager of the United States Air Force broke the sound barrier on 14 October 1947 flying the Bell X-1 rocket-powered plane.

#3. What kind of groups do hyenas typically form?

Hyenas live in structured groups, called clans, of up to 80 individuals led by one powerful alpha female.

#4. True or false? Lightning is caused by static electricity.

True! Inside a cloud, water droplets get lifted by wind currents while ice and hail fall down. When these 2 flows meet, they rub against each other and cause static electricity.

#5. In a symphony orchestra, which instruments are biggest?

Low notes have long wavelengths, so they need long instruments for the sound waves to resonate in.

#6. Which of these acids gives vinegar its sour taste and pungent smell?

Acetic acid is also known as ethanoic acid.

#7. What shape is our solar system?

Our solar system’s ‘bubble’, carved into space by solar wind, is actually a squashed crescent shape. It has also been compared to a deflated croissant.

#8. What is 111,111,111 x 111,111,111?

111,111,111 x 111,111,111 = 12,345,678,987,654,321

#9. How do diamond pythons kill their prey?

Diamond pythons are non-venomous, and they constrict their prey to kill them. They can’t kill you, but they will give you a nasty bite if you annoy them too much!

#10. A triplane has 3 wings, but how are they arranged?

Triplanes, such as the Red Baron’s Fokker triplane, stack their wings vertically. This gives them lots of lift, but they can’t go very fast.

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