Millie, 5, asks: how long would it take for an aeroplane to fly all around the world?
Around 45 hours
Around 365 hours
Around 80 days
Around 108 days
Ellie, 5, asks: why is blood red?
Blood is red if you eat a lot of tomatoes, cherries or strawberries
Red is often a scary colour in nature to give you a warning
So that if you bleed you can see it really easily and stop the blood
Because it contains haemoglobin
Oisin, 10, asks: who was the first modern Olympic Games medallist?
A swimmer who won freestyle
A triple jump athlete
A high jumper
A 100 metre runner
Harvey, 6, asks: how is cardboard made?
Wood chips are broken down to make paper, which is then combined to make cardboard
Cardboard is made out of Christmas cards and chopping boards that are broken down and mixed together
Cardboard is made out of old floorboards that aren’t used any longer
Cardboard is made of seaweed
Lucia, 7 ½, asks: which animals are most closely related to sloths?
Anteaters and armadillos
1:A - If a Boeing 747-8 could fly around the Earth nonstop, it would take around 45 hours. However, the plane would need to stop for fuel top-ups, so it could take up to 60 hours. The journey would also be affected by the plane type and speed, and the weather., 2:D - Red blood cells contain an iron-rich protein called haemoglobin which helps to transport blood around the body. Haemoglobin contains sub-units called hemes, which interact with oxygen in your lungs and make blood appear red., 3:B - In 1896, the modern Olympic Games were held in Athens, marking the first Olympics for more than 1,500 years. The first modern champion was the American James Connolly, who won the triple jump., 4:A - Cardboard is made from different types of paper joined together. The paper is made from wood chips of trees that are pulped to break them down into fibres., 5:D - Along with anteaters and armadillos, sloths are part of an ancient group of mammals called xenarthrans. Large, curved claws and strong limbs for digging are some of these animals’ distinctive features.
5 and above.
4 and above.
3 and above.
2 and above.
0 and above.
1 and above.
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