By David, 2 January 2019
Get into 2019 with this brain work out! 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!
Congratulations! you are a real science whiz!
Oh dear! Maybe you should reload the page and try a new quiz!
Helium is the second element on the periodic table, as it has two protons.
Panthera leo is the scientific name for the lion.
Dorsal fins are the fins on the back of fish, such as the iconic fin on top of a shark.
Alfred Nobel was an expert in explosives and invented dynamite and gelignite.
The speed of sound is roughly 1235 kilometres per hour at sea level, depending on the temperature. It tends to be slower higher up due to cooler temperatures.
A meteoroid is a small lump of rock in space. A meteor is a streak of light from space rock burning up in the atmosphere, and a meteorite is any space rock that’s made it to the ground on the surface of a planet or moon.
Velcro was patented in 1955. George de Mestral invented Velcro after going for a walk and noticing seeds caught on his clothes and in his dog’s fur.
Argon is the third most abundant gas in our atmosphere, making up almost 1%.
The Utopia basin is about 3300 kilometres wide, making it about half as wide as Mars itself!
Deciduous trees lose their leaves once a year. In temperate climates, they usually lose their leaves in autumn. In the tropics, deciduous plants typically lose their leaves in the dry season.
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2 January, 2019 at 8:20 pm
Question 10: I think you should specify that said triangle is on a flat plane, since it’s possible to have more than one right angle on different planar geometries.
2 January, 2019 at 8:35 pm
Oh, I didn’t realise the questions change on each reload – my previous comment was in regards to the maximum number of right angles that a triangle can have.
3 January, 2019 at 9:02 am
Yup, on a sphere you can have three right angles – on the Earth, Singapore, Kinshasa and the South Pole makes a triangle with three almost-right angles!
21 October, 2020 at 12:35 am
Great quiz!👍🏻