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40 POINTS The wavelength of violet light in a spectrum is about 0.0000004 meters. which number best approximates this length as a power of 10 A. 4 x 10^-7 B. 4 x 10^-6 C. -4 x 10^7 D. 4 x 10^7
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40 POINTS

The wavelength of violet light in a spectrum is about 0.0000004 meters. which number best approximates this length as a power of 10
A. 4 x 10^-7
B. 4 x 10^-6
C. -4 x 10^7
D. 4 x 10^7

User Steve Mitcham
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Answer:

Explanation:

User Cherrylyn
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