Science

2. Which waves have the longest wavelength and lowest energy on the electromagnetic spectrum? (1 point)
a. X-rays
b. infrared
c. radio waves
d. gamma rays

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  1. I think it's a. X-rays

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  2. Ever see a low frequency radio antenna :) ?

    there are radio waves kilometers long.
    see:
    http://en.wikipedia.org/wiki/Electromagnetic_spectrum

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  3. Look at the chart on the right of that link and the legend beneath it.

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  4. ..........

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  5. what process describes the transfer of heat through matter by molecular activity

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  6. its radio waves

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  7. radio waves.

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