Write a letter to your
District Director
of Education
discussing four ways of motivating newly trained teachers to accept posting to rural areas.

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They are all full and don't need any more electrons in there outer shell.

13) a 14) a15) b16) i don't know sorry17) a (maybe)

The main types of electromagnetic radiation. radio  waves have  the lowest frequencies  and  longest  wavelengths, while gamma  waves have highest frequencies  and shortest wavelengths. the wavelengths vary across the electromagnetic spectrum from about 10–15 m to more than 104 m.hope it !

Mistures i think, hope it