Lamborghini Veneno Wallpaper News

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how much stronger is carbon fibre than steel

Carbon fibre can be stronger than steel but is far lighter. ... read more

if a nucleus were the size of a marble how big would the atom be

If an atom’s nucleus were the size of a marble, the atom would be over 120 metres across. ... read more

people who study the earth

Throughout history, people have always wanted to understand the planet we live on. They wanted to know why the weather changes from hot to cold and back again. They wanted to know why it rains or snows and what lightning and thunder are. They wanted to know why volcanos erupt and why earthquakes move ... read more

humans

Scientists classify humans in the animal kingdom. We belong to the subphylum Vertebrata. This means that we have spines or back bones. We are in the class Mammalia (mammals), animals that nurse their young. Humans are in the order Primates. They are omnivores with opposing thumbs and a big brain. The ... read more

how does chlorine clean swimming pools

The chemical reaction that stops swimmers from getting sick. ... read more