By David, 2 January 2020
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!
Saturn’s largest moon, and the second largest moon in our solar system, is Titan.
The Canberra spider orchid is pollinated by a wasp. The species of wasp is still undescribed and doesn’t yet have a name.
It’s almost 700 000 kilometres from the centre of the Sun to its edge. The Moon orbits about 380 000 kilometres from Earth, and Saturn’s rings reach about 140 000 kilometres from its centre.
Chalk, snail shells and limestone are primarily made from calcium carbonate. Coal is mostly carbon.
As bats are mammals, they are furry.
Coffee is made from the seeds of coffee plants.
Hubble orbits about 540 kilometres above Earth’s surface.
Your sagittal plane is an imaginary division between the left and right halves of your body.
Hydrogen is the most abundant element in the universe.
Scientists have detected many contact binary systems because the stars block each other in the sky regularly, making them appear to darken and brighten repeatedly.
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