26. The South Frigid Zone is the region

A. Lying between 66(1/2)° south and 90° south
B. Lying between the Antarctic circle to the south pole
C. Has the coldest climate throughout the year
D. All of the above

27. The temperature needed to keep the earth’s surface and the atmosphere in thermal equilibrium is called

A. The surface temperature
B. Equilibrium temperature
C. The mean global surface temperature
D. Global temperature

28. The short term variations of the atmosphere, ranging from minutes to months are called

A. Climate
B. Weather
C. Temperature
D. Humidity

29. The tide produced as a consequence of the moon and the sun pulling the earth in the same direction is called

A. Ebb tide
B. High tide
C. Spring tide
D. Neap tide

30. The tropical cyclones with maximum sustained surface winds of 33 ms are called

A. Tropical depressions
B. Tropical storms
C. Hurricane
D. None of the above