v Question Completion Status: QUESTION 4 Which of the following is the best appr

Question

v Question Completion Status: QUESTION 4 Which of the following is the best approximation of the ratio of the radius of the Earth to the height of the stratosphere? 0 a-10 : 1 (ten to one) O b. 100:1 (one hundred to one) O c-1000 : 1 (one thousand to one) d. 106:1 (one million to one QUESTION5 The phenomenon of the atmospheric greenhouse effect is the trapping of b ? a" greenhouse gases like CO2; H2O in clouds O b greenhouse gases like co2, ozone c solar energy reradiated from the Earth's surface at infrared wavelengths, gronhouse gases like CO2 O d. visible wavelength solar onergy, greenhouse gases like CO2

Explanation / Answer

Q4)

radius of earth= 6371 km

height of stratosphere= 50 km

ratio= 6371/50

= 127.42

so the best approximation would be 100:1

so the answer would be option B

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