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Test Bank For Meteorology Today An Introduction to Weather Climate and the Environment 2nd Edition by C. Donald Ahrens

  • ISBN-10 ‏ : ‎ 0176530797
  • ISBN-13 ‏ : ‎ 978-0176530792
  • Publisher ‏ : ‎ Nelson Cengage Adapted; 2 edition
  • Authors: C. Donald Ahrens, Peter Jackson, Chris Jackson

Original price was: $55.00.Current price is: $28.00.

SKU:TB0001115

Test Bank For Meteorology Today An Introduction to Weather Climate and the Environment 2nd Edition by C. Donald Ahrens

CHAPTER NO 4

Indicate the answer choice that best completes the statement or answers the question.

Dew Point

For the following questions refer to the temperature and dew point data in the following cities:

City Air Temperature (ºC) Dew Point (ºC)

City A 35 24

City B –12 –12

City C –1 –6

City D 10 6

1. Which city has the least amount of water vapour in the air?

a. City A

b. City B

c. City C

d. City D

2. Which of the following is the measure of the total amount of water vapour in the air?

a. average temperature

b. dew point temperature

c. maximum temperature

d. minimum temperature

3. Which of the following describes what a high water vapour pressure indicates?

a. A relatively high rate of evaporation is occurring.

b. An abundant supply of condensation nuclei is in the air.

c. A relatively large number of water vapour molecules are in the air.

d. A relatively small number of water vapour molecules are in the air.

4. To which of the following percentages is relative humidity often nearest in the polar regions?

a. 70%

b. 60%

c. 100%

d. 40%

5. Which of the following is the name for the maximum pressure that water vapour molecules exert when the air is saturated?

a. boiling point

b. absolute humidity

c. mixing ratio

d. saturation vapour pressure

Dew Point

For the following questions refer to the temperature and dew point data in the following cities:

City Air Temperature (ºC) Dew Point (ºC)

City A 35 24

City B –12 –12

City C –1 –6

City D 10 6

6. Which of the following instruments uses wet-bulb and dry-bulb temperature to obtain relative humidity?

a. infrared hygrometer

b. hair hygrometer

c. sling psychrometer

d. electrical hygrometer

7. How much water would cover the globe if all the water vapour in the atmosphere condensed and fell to the ground?

a. about 100 centimetres

b. about 1 metre

c. about 2.5 centimetres

d. about 1 millimetre

8. Which of the following is the main reason why vegetables take longer to cook in boiling water at high altitudes?

a. The temperature of the boiling water decreases with increasing altitude.

b. Saturation vapour pressure decreases with increasing altitude.

c. Water boils at a higher temperature at higher altitudes.

d. There is less oxygen in the air at high altitudes.

9. Which of the following statements explains why night-time temperatures rarely drop below the dew-point temperature?

a. The ground releases sensible heat stored during daytime.

b. Saturation vapour pressures always increase at night.

c. The dew will absorb all the heat.

d. At saturation, latent heat of condensation is released into the air.

10. Which of the following terms refers to the temperature to which air must be cooled in order to become saturated?

a. wet-bulb temperature

b. minimum temperature

c. dew-point temperature

d. freezing point

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