Homework Help: Science

Posted by Dillon on Friday, January 1, 2010 at 6:41am.

D. _____ has wavelengths between 0.7 and 0.4 millionths of a meter.

D1. What you see as different colors are electromagnetic waves of different ______.

D2. Red ligh has the _____ wavelengths (lowest frequency); blue light has the _____ wavelengths (highest frequency).

E. ______ is higher in frequency and has shorter wavelengths that visible light.

E2. Since ultraviolet radiation can kill cells, it is sometimes used to ____ equipment.

E3. The _____ in Earth's upper atmosphere helps protect the surface by absorbing much of the Sun's ultraviolet radiation.

Science - drwls, Friday, January 1, 2010 at 6:44am
E2. Sterilize.
E3. Ozone
Tell your little brother to read the assignment and make an effort.

He is not going to learn anything by having me or you do his homework for him
Science - Anonymous, Tuesday, April 12, 2011 at 8:08pm
lol I have the same worksheet for homework right now and it is hard lol

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