Name: ____________________________________
Teacher: Mr. Fried
Weather and Density Exam
1. Which table best shows the relationship between latitude and general climate conditions on Earth?
1.
2.
3.
4.
2. The cross section below represents some parts of Earth’s water cycle. Letters A, B, C, and D represent processes that occur
during the cycle.
Which table correctly matches each letter with the process it represents?
1.
2.
3.
4.
3. Which diagram best represents the general position and direction of flow of the polar front jet stream in the Northern
Hemisphere during the winter months?
1.
2.
3.
4.
4. What is the relative humidity when the dry-bulb temperature is 16°C and the wet-bulb temperature is 10°C?
1. 6%
2. 14%
3. 33%
4. 45%
Figure 1
Base your answer to the question on the maps below and on your knowledge of Earth science. The maps show a portion of India
and Southeast Asia, bordering on the Indian Ocean, during the winter and summer monsoon seasons. Large areas of high and low
air pressure are shown during each season.
5. [Refer to figure 1]
Which two-letter symbol represents the most likely air mass formed over portions of the Indian Ocean shown on the maps?
1. mP
2. mT
3. cP
4. cT
6. Which cross section correctly represents a cold front and the air mass movements associated with this front?
1.
2.
3.
4.
7. Most clouds form in the atmosphere when moist air
1. rises, expands, and cools to the dewpoint
2. rises, expands, and warms to the dewpoint
3. sinks, compresses, and cools to the dewpoint
4. sinks, compresses, and warms to the dewpoint
8. What is the relative humidity of the air when the dry-bulb temperature is 4°C and the dewpoint is –4°C?
1. 42%
2. 46%
3. 51%
4. 56%
9. The data table below shows the dry-bulb and wet-bulb temperatures measured with a psychrometer on four different days at
the same location.
According to the data shown in the table, which day had the highest relative humidity?
1. 1
3. 3
2. 2
4. 4
10. What is the primary source of energy for Earth’s weather systems?
1. incoming solar radiation
2. subtropical jet streams
3. precipitation from clouds
4. heat from Earth’s interior
Figure 2
Base your answer to the question on the cross section below and on your knowledge of Earth science. The cross section
represents processes in the water cycle. Arrows represent the movement of water. Letters A, B, C, and D represent locations on
Earth’s surface.
11. [Refer to figure 2]
The greatest amount of transpiration and evaporation will occur most likely when the air temperature is
1. low and the humidity is low
2. low and the humidity is high
3. high and the humidity is low
4. high and the humidity is high
12. Which weather instrument is used to measure air temperatures recorded on a weather map?
1. anemometer
2. wind vane
3. thermometer
4. barometer
Figure 3
Base your answer to question the on the diagram below and on your knowledge of Earth science. The diagram represents the
water cycle. Letters A through C represent different processes in the water cycle.
13. [Refer to figure 3]
Which process is represented by letter B?
1. capillarity
2. transpiration
3. infiltration
4. precipitation
14. The cross section of the atmosphere below represents the air motion near two frontal boundaries along reference line XY on
Earth’s surface.
Which weather map correctly identifies these fronts and indicates the direction that these fronts are moving?
1.
2.
3.
4.
15. Any change in average weather conditions on Earth that lasts for at least several decades is called
1. greenhouse effect
2. climate change
3. solar radiation
4. global warming
Figure 4
16. [Refer to figure 4]
The _____________________ is the process by which the atmosphere of a planet such as Earth warms the planet surface to a
temperature above what it would be without the atmosphere.
1. greenhouse effect
2. solar radiation
3. solar effect
4. greenhouse radiation
17. Besides absorbing ______ from the sun and distributing it around the world through ocean currents, the ocean also absorbs
___________ , a greenhouse gas.
1. heat, carbon dioxide
2. heat, methane
3. water vapor, carbon dioxide
4. water vapor, methane
Figure 5
18. [Refer to figure 5]
What is the relationship between the amount of carbon dioxide and the Earth's average temperature?
1. As the carbon dioxide level decreases, Earth's average temperature increases.
2. As the carbon dioxide level increases, Earth's average temperature increases.
3. As the carbon dioxide level increases, Earth's average temperature remains constant.
4. There is no relationship between carbon dioxide and the Earth's average temperature.
19. Compared to a 15-gram sample of Cu(s) at 25°C, a 25-gram sample of Cu(s) at 25°C has
1. the same density and the same chemical properties
2. the same density and different chemical properties
3. a different density and the same chemical properties
4. a different density and different chemical properties
20. The diagram below represents the mass and volume of a mineral sample being measured. These measurements were used to
determine the density of the mineral sample.
What is the density of this mineral sample?
1. 6 g/mL
2. 24 g/mL
3. 34 g/mL
4. 60 g/mL
21. What is the approximate density of a mineral with a mass of 262.2 grams that displaces 46 cubic centimeters of water?
1. 1.8 g/cm3
2. 5.7 g/cm3
3. 6.1 g/cm3
4. 12.2 g/cm3
Figure 6
Base your answer to the question on the data table below, which lists some properties of four minerals that are used as ores of
zinc (Zn).
22. [Refer to figure 6]
A sample of sphalerite has a mass of 176.0 grams. What is the volume of the sample?
1. 22.7 cm3
2. 31.4 cm3
3. 40.0 cm3
4. 44.0 cm3
23. If a die (singular of dice) is a cube, 1 cm on each side, has a mass of 2 grams, will it float?
1. yes
2. no
3. The only way to tell is to put it in water.
24. If an aircraft carrier weighs 2,000,000 kilograms, what could be its possible density?
1. 10,000,000 g/ml
2. 10 g/ ml
3. 0.6 g/ml
4. Since its mass is so great, its density is infinite.
25. What is the density of a 40.-gram object whose volume is 20. ml?
1. 2 g
2. 2 ml/g
3. 2 g/ml
4. 2 ml/g