Chapter 2 - Weather Patterns

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  • 1/22 Questions

    Which of there tools is used to measure air pressure

    • Thermometer
    • Kilometer
    • Barometer
    • Speedometer
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About This Quiz

Explore the dynamics of the atmosphere in 'Chapter 2 - Weather Patterns'. This quiz covers key concepts such as air pressure, air movement, and the use of tools like barometers. Understand seasonal winds and jet streams, enhancing your knowledge about meteorological phenomena.

Chapter 2 - Weather Patterns - Quiz

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  • 2. 

    Air pressure......

    • Is the force exerted by moving air molecules

    • Measures the speed of wind

    • Only pushes on objects in one direction

    • Is the same as density

    Correct Answer
    A. Is the force exerted by moving air molecules
    Explanation
    Air pressure is the force exerted by moving air molecules. When air molecules are in motion, they collide with surfaces and exert a force on them. This force is what we perceive as air pressure. It is not the same as density, which refers to the amount of mass in a given volume. Air pressure can push on objects in any direction, not just one. It is also important to note that while air pressure can be influenced by wind speed, it is not a direct measure of wind speed.

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  • 3. 

    Rainfall is measured with 

    • A rain gauge

    • A barometer

    • A thermometer

    • An anemometer

    Correct Answer
    A. A rain gauge
    Explanation
    A rain gauge is used to measure rainfall because it is specifically designed to collect and measure the amount of precipitation that falls in a specific area. It is a simple device that consists of a cylindrical container with markings to indicate the amount of rainfall in inches or millimeters. The collected rainwater can be easily measured and recorded, providing accurate data on the amount of rainfall in a given time period. A barometer measures atmospheric pressure, a thermometer measures temperature, and an anemometer measures wind speed, but none of these devices are designed to measure rainfall.

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  • 4. 

    Large pellets of ice that are tossed up and down in storm clouds fall to Earth as

    • Snow

    • Sleet

    • Fog

    • Hail

    Correct Answer
    A. Hail
    Explanation
    Large pellets of ice that are tossed up and down in storm clouds fall to Earth as hail. Hail is formed when there are strong updrafts in a thunderstorm that carry raindrops upward into extremely cold areas of the cloud, causing them to freeze into ice pellets. These ice pellets are then repeatedly carried up and down in the storm cloud by strong winds, accumulating layers of ice until they become too heavy to be supported by the updrafts and fall to the ground as hailstones.

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  • 5. 

    A liquid changes to a gas during 

    • Relative humidity

    • Precipitation

    • Evaporation

    • Condensation

    Correct Answer
    A. Evaporation
    Explanation
    Evaporation is the process by which a liquid changes into a gas. It occurs when the molecules of a liquid gain enough energy to break free from the surface and become vapor. This process is influenced by factors such as temperature, surface area, and air movement. Evaporation is different from condensation, which is the process of a gas changing back into a liquid. Relative humidity and precipitation are related to the amount of moisture in the air, but they do not directly involve the phase change from liquid to gas.

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  • 6. 

    Water that falls to Earth's surface is known as 

    • Fog

    • Dew point

    • Precipitation

    • Humidity

    Correct Answer
    A. Precipitation
    Explanation
    Precipitation refers to water that falls to Earth's surface in the form of rain, snow, sleet, or hail. It occurs when the water vapor in the atmosphere condenses and becomes too heavy to remain suspended, leading to its release as precipitation. Fog is a type of cloud that forms near the ground, consisting of water droplets suspended in the air. Dew point is the temperature at which air becomes saturated and condensation occurs. Humidity refers to the amount of moisture present in the air. Therefore, precipitation is the correct answer as it specifically refers to water falling to the Earth's surface.

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  • 7. 

     ______________ is a cloud that rests on the ground or on a body of water

    • Condensation

    • Dew point

    • Evaporation

    • Fog

    Correct Answer
    A. Fog
    Explanation
    Fog is a cloud that rests on the ground or on a body of water. Fog forms when the air near the ground cools and reaches its dew point, causing the water vapor in the air to condense into tiny water droplets. These droplets then form a cloud-like layer close to the surface, reducing visibility and creating a misty atmosphere. Fog is different from other forms of cloud because it is in contact with the ground or water, whereas other clouds typically float in the sky.

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  • 8. 

    Precipitation forms when water droplets

    • Evaporate, freeze into ice crystals, and rise higher in the air

    • Combine and become heavy enough to fall to Earth's surface

    • Condense, freeze into ice crystals, and rise higher in the air

    • Stick to ice crystals and melt them as they fall to Earth's surface

    Correct Answer
    A. Combine and become heavy enough to fall to Earth's surface
    Explanation
    Precipitation forms when water droplets combine and become heavy enough to fall to Earth's surface. This process occurs when small water droplets in the air come together and merge to form larger droplets. As these droplets continue to combine, they become too heavy for the air to support, causing them to fall as precipitation, such as rain, snow, sleet, or hail.

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  • 9. 

    ______________ is the horizontal movement of air

    • Coriolis effect

    • Monsoons

    • Wind

    • Jet streams

    Correct Answer
    A. Wind
    Explanation
    Wind is the horizontal movement of air. It occurs due to differences in air pressure caused by uneven heating of the Earth's surface. Air moves from areas of high pressure to areas of low pressure, creating wind. The speed and direction of wind are influenced by various factors such as temperature, pressure gradients, and the rotation of the Earth.

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  • 10. 

    Acid rain

    • Is less acidic than normal rain

    • Helps trees grow

    • May fall from the source of pollution

    • Falls only from cumulus clouds

    Correct Answer
    A. May fall from the source of pollution
    Explanation
    Acid rain refers to rain that has a higher acidity level than normal rain. It is caused by pollutants such as sulfur dioxide and nitrogen oxide, which are released into the atmosphere from various sources like industrial emissions and vehicle exhaust. These pollutants can react with water vapor in the atmosphere to form acids, which then fall back to the ground as acid rain. Therefore, it is possible for acid rain to fall from the source of pollution, making the given answer correct.

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  • 11. 

    The influence of Earth's rotation on global winds is the 

    • Jet streams

    • Global winds

    • Monsoons

    • Coriolis effect

    Correct Answer
    A. Coriolis effect
    Explanation
    The Coriolis effect is the correct answer because it refers to the influence of Earth's rotation on global winds. As the Earth rotates, the Coriolis effect causes moving air to be deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. This deflection leads to the formation of jet streams, which are fast-flowing, narrow air currents in the upper atmosphere. The Coriolis effect also plays a role in the formation of global wind patterns and contributes to the development of monsoons, which are seasonal winds that bring heavy rainfall.

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  • 12. 

     ____________ are quickly moving winds that flow in the upper troposphere

    • Jet streams

    • Wind

    • Global winds

    • Coriolis effect

    Correct Answer
    A. Jet streams
    Explanation
    Jet streams are quickly moving winds that flow in the upper troposphere. These high-speed air currents are typically found at altitudes of 9-16 kilometers above the Earth's surface. Jet streams are formed due to the temperature differences between the polar and equatorial regions, causing a significant pressure gradient. These streams can reach speeds of up to 400 km/h and play a crucial role in shaping weather patterns and influencing the movement of weather systems.

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  • 13. 

    The amount of water vapor in the air is

    • Evaporation

    • Fog

    • Humidity

    • Dew point

    Correct Answer
    A. Humidity
    Explanation
    Humidity refers to the amount of moisture or water vapor present in the air. It is a measure of the air's moisture content and is influenced by factors such as temperature and the presence of water sources. Humidity plays a crucial role in determining the comfort level and can affect various aspects of weather and human health. Evaporation, fog, and dew point are related to humidity but do not directly represent the amount of water vapor in the air.

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  • 14. 

    Air moves because air pressure

    • Remains constant with altitude

    • Varies from place to place

    • Is higher in cold air

    • Is lower at sea level

    Correct Answer
    A. Varies from place to place
    Explanation
    Air moves because air pressure varies from place to place. Air pressure is the force exerted by the weight of the air molecules in the atmosphere. It is influenced by factors such as temperature, altitude, and weather conditions. When there is a difference in air pressure between two areas, air moves from the area of higher pressure to the area of lower pressure, creating wind and air currents. Therefore, the variation in air pressure from one place to another is the reason why air moves.

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  • 15. 

    Atmospheric conditions at a particular time and place describe the 

    • Jet streams

    • Coriolis effect

    • Wind

    • Weather

    Correct Answer
    A. Weather
    Explanation
    The atmospheric conditions at a particular time and place refer to the combination of temperature, humidity, precipitation, wind speed, and air pressure that characterize the weather at that location. Weather is a comprehensive term that encompasses all these elements and describes the state of the atmosphere at a specific time and place. Jet streams, Coriolis effect, and wind are all components or factors that contribute to the overall weather patterns, but they do not encompass the entirety of the atmospheric conditions.

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  • 16. 

    Large masses of moving air caused by uneven heating between the equator and the poles are 

    • Weather

    • Global winds

    • Monsoons

    • Jet streams

    Correct Answer
    A. Global winds
    Explanation
    Global winds are large masses of moving air caused by uneven heating between the equator and the poles. These winds are driven by the temperature differences between these regions and play a crucial role in distributing heat and moisture around the Earth. They are responsible for influencing weather patterns and climate conditions in different parts of the world. Global winds include trade winds, prevailing westerlies, and polar easterlies, which blow in specific directions and are essential for navigation and transportation across the globe.

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  • 17. 

    The temperature at which air reaches saturation is the 

    • Humidity

    • Dew point

    • Precipitation

    • Relative humidity

    Correct Answer
    A. Dew point
    Explanation
    The dew point is the temperature at which air becomes saturated with water vapor and condensation begins to form. When air reaches its dew point, the water vapor in the air condenses into liquid water, such as dew, fog, or clouds. Therefore, the dew point is the correct answer as it represents the temperature at which air reaches saturation.

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  • 18. 

     _______________ decreases as air heats up and increases as air cools

    • Dew point

    • Relative humidity

    • Saturation

    • Condensation

    Correct Answer
    A. Relative humidity
    Explanation
    Relative humidity is a measure of the amount of moisture in the air compared to the maximum amount of moisture the air can hold at a given temperature. When air is heated, it expands and has the potential to hold more moisture, causing the relative humidity to decrease. Conversely, when air cools, it contracts and has a reduced capacity to hold moisture, causing the relative humidity to increase. Therefore, relative humidity decreases as air heats up and increases as air cools.

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  • 19. 

    _____________ of water takes place when the rate of evaporation equals the rate of condensation

    • Humidity

    • Precipitation

    • Relative humididty

    • Saturation

    Correct Answer
    A. Saturation
    Explanation
    Saturation refers to the point at which the rate of evaporation of water equals the rate of condensation, resulting in no net change in the amount of water vapor in the air. At this point, the air is holding the maximum amount of water vapor it can hold at a given temperature and pressure. When saturation occurs, the air is said to be fully saturated, and any additional increase in humidity or temperature will result in the formation of precipitation.

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  • 20. 

    Air pressure increases

    • As density decreases

    • As altitude increases

    • As you move higher in the atmosphere

    • As you move lower in the atmospohere

    Correct Answer
    A. As you move lower in the atmospohere
    Explanation
    As you move lower in the atmosphere, the air pressure increases. This is because there is more air above you, exerting a greater force on the air below. As you descend to lower altitudes, the weight of the air above you increases, leading to higher air pressure.

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  • 21. 

    When a gas changes to a liquid

    • Condensation

    • Evaporation

    • Precipitation

    • Saturation

    Correct Answer
    A. Condensation
    Explanation
    Condensation is the process by which a gas changes to a liquid. This occurs when the gas loses heat energy and its particles slow down, coming closer together. As a result, the gas molecules form bonds and transform into a liquid state. This can happen when warm, moist air comes into contact with a cold surface or when the temperature of the gas decreases. Condensation is commonly observed in everyday situations, such as when water droplets form on the outside of a cold glass or when fog appears on a cool morning.

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  • 22. 

    Winds that change direction with the seasons are known as

    • Weather

    • Jet streams

    • Monsoons

    • Global winds

    Correct Answer
    A. Monsoons
    Explanation
    Monsoons are winds that change direction with the seasons. They are characterized by a reversal in wind direction, typically occurring between land and sea. During the summer, monsoons blow from the ocean towards the land, bringing heavy rainfall, while in the winter, they blow from the land towards the ocean, resulting in dry conditions. This seasonal wind pattern is commonly observed in regions such as South Asia, Southeast Asia, and parts of Africa.

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Quiz Review Timeline (Updated): Mar 21, 2023 +

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Oct 07, 2014
    Quiz Created by
    LaCee Small
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