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24 April, 15:52

How does electromagnetic affect people in the world?

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  1. 24 April, 16:56
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    That depends on the wavelength of the electromagnetic radiation.

    - - If the waves are long, then we use them for radio, TV, and cellphones.

    - - If the waves are shorter than that, then we use them for GPS in the car.

    - - If the waves are shorter than that, then we use them to heat meatloaf

    in the microwave oven.

    - - If the waves are shorter than that, then they warm us and they

    make our plants grow ... like the ones we eat.

    - - If the waves are shorter than that, then our eyes use them to see with.

    - - If the waves are shorter than that, then they tan our skin.

    - - If the waves are shorter than that, then they can cause cancer on

    our skin.

    - - If the waves are shorter than that, then they can cause cancer and

    other diseases in places inside our body.
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