Start the new decade with a challenge! This megaquiz will test your knowledge of all the quizzes we wrote in 2018. The questions are randomly selected, so if you want more questions, you can just reload the page. Or head back to our 2019 megaquiz!
Results
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#1. What’s the elemental symbol for potassium?
Potassium was sometimes called kalium, so its symbol is K.
#2. What went extinct first?
Trilobites went extinct before dinosaurs.
#3. What kind of lifeform are the super-resilient microscopic critters known as water bears or tardigrades?
Tardigrades are animals.
#4. Which of the following are backwards on wombats?
Wombats have pouches that face backwards so they don’t fill with dirt while digging.
#5. What is the most abundant element in the universe?
Hydrogen is the most abundant element in the universe.
#6. About how hot is the hottest part of a candle flame?
The flame of a candle typically reaches 1100 degrees Celsius, although it can get up to 1400 degrees.
#7. What’s the most abundant gas in Earth’s atmosphere?
About 78% of Earth’s atmosphere, by volume, is nitrogen gas.
#8. When measuring the pitch of a musical note, what unit do scientists use?
The pitch of a note is based on its frequency, which is measured in hertz.
#9. If you drop a hammer off a tall building, how fast will it be falling after one second?
Gravity accelerates objects at about 9.8 metres per second every second, and 9.8 metres per second is about 35 kilometres per hour.
#10. Which of the following weighs more?
A mixture of different sized particles is typically denser than ones that are the same size.
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