The Cleaning Secret of Bleach

The Cleaning Secret of Bleach

If you’ve ever done laundry, you know that bleach stains dark clothes and brightens light ones, but why does it do that? Well, the answer is all down to chemistry. Inside the dyes we use in clothes, food, etc., there are chemicals called chromophores. These chromophores reflect a specific wavelength of light, causing them to

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Bang, Pow! Collision Science

Bang, Pow! Collision Science

When cars, billiard balls, or football players collide, their momentum doesn’t just disappear. It has to go somewhere. Some collisional energy dissipates as heat, and some causes the incoming objects to recoil. Take a basketball hitting the ground. Both the ball and the ground become a little warmer than they were before. The basketball also

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