• Question: why do people color water in blue although it isn't in blue - it has no color? and why is evolution slowly being accepted by scientists - what evidence supports them as we aren't apes or descendants of apes?

    Asked by zgstar19 to Amy, Karen, Sarah, Will on 20 Jun 2012.
    • Photo: Sarah Martin

      Sarah Martin answered on 20 Jun 2012:


      Hi zgstar19!

      Water is transparent – but a deep dark lake or sea will be like a big mirror and reflect the colour of the sky to you. So if you look at the sea on a grey day, or at sunset, or during the night, it won’t be blue at all!

      Evolution took a few years to sink in after Darwin first published his book of the Origin of Species in 1859, but that’s because it was a new idea and had to be discussed and checked out! Since then, it has been accepted by the huge majority of all scientists. The evidence that supports that we are actually descendants of apes, because we are built quite similarly to apes – skull, hands, feet, legs, ribs – if you look at the skeleton for example! This became very obvious when ancient human bones were discovered, and scientists struggled to work out whether they are human or ape. That’s because our ancestors over 200,000 years ago looked different to us. Several skeletons have been found of animals that were “link species” inbetween apes and humans, but that have since died out, so the gap between us and current apes looks bigger than it used to be.

      All clear?
      🙂
      Sarah

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