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#1. Where do astronauts on the International Space Station get their water from?
It’s expensive to launch things into space, so astronauts recycle as much as they can, including drinking water!
#2. True or false? Black asphalt roads can’t be recycled.
False! Asphalt is one of the most recycled materials in the world, and a lot of new roads in Australia use a mixture of new and recycled materials.
#3. What happens when you shine ultraviolet (UV) light on a scorpion?
Scorpions are fluorescent, which means they glow under UV light.
#4. How fast does a Mexican wave travel around a stadium?
In 2002, researchers studied 14 Mexican waves and found they moved at about 20 seats per second, and they were about 15 seats wide!
#5. Which 2 numbers, multiplied together, make 111?
3 x 37 = 111. You can tell that 111 is divisible by 3 because 1 plus 1 plus 1 is also divisible by 3.
#6. True or false? She-Ra was raised on the far away planet of Etheria. While Etheria is a fictional planet, there is a real-life chemical element called etheria.
False. While there are no elements called etheria, there are oysters of the genus Etheria that can be found in Africa and Madagascar!
#7. A place called Lake Maracaibo has more lightning than anywhere else on Earth, but which of the following best describes it?
Lake Maracaibo is the largest lake in South America, and it has lightning storms about 300 days per year.
#8. Salt can kill some bacteria, but how does it work?
Salt can pull the water out of living cells, in a process called osmosis.
#9. Dr Bruce Banner was accidentally exposed to gamma rays, and becomes The Hulk under emotional stress. In reality, which of these types of electromagnetic radiation have a shorter wavelength than gamma rays?
Gamma rays have the shortest wavelength of all types of electromagnetic radiation.
#10. Which of the following gliding animals is fake?
There are many different animals that can glide including some frogs, squid, and lizards. However, all penguins are flightless.