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Exam 3: Air Temperature

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Question 21

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Why aren't any of the world's record low temperatures observed over the ocean?

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Air over middle continental areas are mu...

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Question 22

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How does humidity affect the diurnal temperature range?

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The diurnal temperature range is the dif...

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Question 23

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Instructions: Choose one answer from each pair of selections. Temperatures near water have a LARGER | SMALLER diurnal variability as compared to inland locations.

In clear weather, the air next to the ground is usually ____ than the air above it at night, and ____ than the air above it during the day.

On a calm, cold day, the sensible temperature is often ____ than the thermometer reading.

An instrument that measures temperature and records it on a piece of record paper is called a ____.

An astronaut walking in space at an altitude of 300 km and properly shielded from the sun would feel cold when the temperature is 500°C as a result of ____.

Cold and cloudy nights are warmer than cold and clear nights (other factors being equal) because ____.

Why should air temperature measurements be made in the shade?

Instructions: Choose one answer from each pair of selections. On a calm, cold day the temperature we perceive is often HIGHER | LOWER than the thermometer reading.

The diurnal range of temperature is greatest ____

Instructions: Choose one answer from each pair of selections. In a radiation inversion, is the air next to the ground COLDER or WARMER than the air higher up?

The largest annual range of temperatures are found at ____.

What are contour lines on a map that connect points with equal temperatures called?

Instructions: Choose one answer from each pair of selections. In windy weather, thermals and turbulent eddies typically INCREASE | DECREASE daytime temperature differences between the ground and the air a few feet above the ground.

Nighttime radiation inversions occur on most ____.

How do wind machines protect crops from a damaging frost?

Suppose peas are planted in Indiana on May 1. If the peas need 1200 growing degree-days before they can be picked, and if the mean temperature for each day during May and June is 70°F, in about how many days will the peas be ready to pick? (Assume a base temperature of 40°F.)

Instructions: Choose one answer from each pair of selections. Would you expect to observe the smallest variation in temperature from day to day in the middle of a(n) OCEAN or LAND MASS?

How many cooling degree-days would there be for a day with a maximum temperature of 95°F and a minimum temperature of 65°F? (Assume a base temperature of 65°F)