# Astronomy

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The hottest stars have surface temperatures of about 40,000 K. At what wavelength do they emit the most radiation?

7.2 x 10E-6 cm
2.5 x 10E-4 cm
4.0 x 10E-2 cm
1.2 x 10E2 cm
1.4 x 10E6 cm

• Astronomy -

aren't short wavelengths the most energetic?

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