Problem: Slightly more than of the total energy from the Sun is infrared, which has a critical effect on the earth's climate. The wavelength of this infrared light is about 4.00 x 10-6 m. What is the frequency of the infrared light described above? A) 7.5 x 1013 Hz B) 6.0 x 1013 Hz C) 1.7 x 10-14 Hz D) 2.0 x 105 Hz What is the energy of the infrared light described above? A) 9.9 x 10-31 J B) 5.0 x 10-20 J C) 1.1 x 10-47 J D) 1.3 x 10-28 J

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Problem Details

Slightly more than of the total energy from the Sun is infrared, which has a critical effect on the earth's climate. The wavelength of this infrared light is about 4.00 x 10-6 m.

What is the frequency of the infrared light described above?

A) 7.5 x 1013 Hz

B) 6.0 x 1013 Hz

C) 1.7 x 10-14 Hz

D) 2.0 x 105 Hz

What is the energy of the infrared light described above?

A) 9.9 x 10-31 J

B) 5.0 x 10-20 J

C) 1.1 x 10-47 J

D) 1.3 x 10-28 J

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