Science HELP!!!!

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Which waves have the longest wavelength and the lowest energy on the electromagnetic spectrum?
1. X-rays
2. infrared
3. radio waves
4. gamma rays

  • Science HELP!!!! -

    What do you think it is?

  • Science HELP!!!! -

    3. radio waves

  • Science HELP!!!! -

    It's radio waves. I just found it in my book. It was hidden from my eyes. But thanks Anna and Elena! :) :D

  • Science HELP!!!! -

    Well, you're the one that found out the answer! but yes, the answer is "Radio waves" :)

  • Science HELP!!!! -

    Gamma rays

  • Science HELP!!!! -

    Gamma rays

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