Science

What Two Colours Make Blue?

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There are three primary colours: red, yellow, and blue. When mixed together, these colours create secondary colours. For example, when red and yellow are mixed together, they create orange. When blue and yellow are mixed together, they create green. So, what two colours make blue? …

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Why is the Sky Blue?

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The sky is blue because when the sun’s light hits the atmosphere, blue light is scattered more than other colors. Theoretically, the sky should be violet, but our eyes are more sensitive to blue light, so that’s what we see. Why is the sky blue? …

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