Ch 5:  Water in the World
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Questions and Answers

What is the primary method by which water returns from the atmosphere to the surface of the Earth?

  • Transpiration
  • Precipitation (correct)
  • Evaporation
  • Condensation

Where is most of Earth's fresh water found?

  • Groundwater
  • Swamps
  • Icecaps and Glaciers (correct)
  • Surface Water

What happens when cloud particles become too heavy to remain airborne?

  • Transpiration
  • Condensation
  • Precipitation (correct)
  • Evaporation

Which of the following bodies of water holds about 97% of Earth's water but is mostly not potable due to salinity?

<p>Oceans (A)</p> Signup and view all the answers

Where does excess water flow over the surface when it doesn't infiltrate into the soil?

<p>Rivers (D)</p> Signup and view all the answers

What is the second-largest reserve of fresh water on Earth?

<p>Groundwater (C)</p> Signup and view all the answers

Which component of fresh water includes lakes, swamps, and rivers?

<p>Surface Water (C)</p> Signup and view all the answers

What percentage of the world's water is fresh?

<p>3% (D)</p> Signup and view all the answers

Where is the majority of Earth's fresh water locked up?

<p>Icecaps and Glaciers (B)</p> Signup and view all the answers

What is the primary reason why ice floats on water?

<p>Ice molecules are less dense than liquid water molecules. (A)</p> Signup and view all the answers

Which state of water is characterized by fluidity and conforms to the shape of its container?

<p>Liquid water (A)</p> Signup and view all the answers

What is the process by which water vapor cools and condenses into water droplets, forming clouds?

<p>Condensation (C)</p> Signup and view all the answers

Which process releases water vapor into the air from both water bodies and plants?

<p>Evapotranspiration (B)</p> Signup and view all the answers

What happens when water vapor cools and condenses into tiny droplets?

<p>Formation of clouds (C)</p> Signup and view all the answers

Which state of water mainly covers about 71% of the Earth's surface?

<p>Liquid water (B)</p> Signup and view all the answers

What drives the continuous movement of water within the Earth and its atmosphere?

<p>Solar energy (B)</p> Signup and view all the answers

Which process includes both evaporation from water bodies and transpiration from plants?

<p>Evaporation (C)</p> Signup and view all the answers

What do we call liquid water when it evaporates into the air?

<p>Water vapor (C)</p> Signup and view all the answers

What is the primary importance of precipitation in the water cycle?

<p>To return water from the atmosphere to Earth's surface (D)</p> Signup and view all the answers

Which of the following holds about 97% of Earth's water but is mostly not potable due to its salinity?

<p>Oceans (C)</p> Signup and view all the answers

What is the significance of infiltration and runoff in the water cycle?

<p>To replenish groundwater and surface water sources (C)</p> Signup and view all the answers

Where is the second-largest reserve of fresh water found on Earth?

<p>Groundwater (C)</p> Signup and view all the answers

What component of fresh water includes lakes, swamps, and rivers?

<p>Surface water (D)</p> Signup and view all the answers

What is the primary method by which most of Earth's fresh water is stored?

<p>As icecaps and glaciers (A)</p> Signup and view all the answers

How does excess water flow over the surface when it doesn't infiltrate into the soil?

<p>It runs off and eventually returns to bodies of water (D)</p> Signup and view all the answers

What unique characteristic of ice makes it float on liquid water?

<p>Ice molecules expand and move further apart when frozen (A)</p> Signup and view all the answers

Which process describes the transformation of water vapor into water droplets that form clouds?

<p>Condensation (C)</p> Signup and view all the answers

What percentage of Earth's surface is covered by liquid water?

<p>71% (A)</p> Signup and view all the answers

During the evapotranspiration process, where does the released water vapor go?

<p>Atmosphere (D)</p> Signup and view all the answers

What drives the continuous movement of water within the Earth and its atmosphere?

<p>Solar energy (A)</p> Signup and view all the answers

In which state is water characterized by fluidity and the ability to conform to the shape of its container?

<p>Liquid Water (C)</p> Signup and view all the answers

When cloud particles become too heavy to remain airborne, what type of precipitation occurs?

<p>Hail (C)</p> Signup and view all the answers

What is the primary purpose of precipitation in the hydrological cycle?

<p>Facilitating cloud formation (B)</p> Signup and view all the answers

Which component holds the second-largest reserve of fresh water on Earth?

<p>Groundwater (C)</p> Signup and view all the answers

How does excess water primarily return to bodies of water like rivers, lakes, and oceans?

<p>Runoff over the surface (C)</p> Signup and view all the answers

Which type of water body holds about 97% of Earth's water but is mostly not potable due to its salinity?

<p>Oceans (B)</p> Signup and view all the answers

What percentage of Earth's surface is covered by fresh water?

<p>3% (C)</p> Signup and view all the answers

Which process is responsible for replenishing groundwater supplies?

<p><strong>Infiltration</strong> (A)</p> Signup and view all the answers

What is the primary role of icecaps and glaciers in the global water distribution?

<p><strong>Locking up most of Earth's fresh water</strong> (A)</p> Signup and view all the answers

Which aspect of water significantly influences weather patterns?

<p><strong>Water cycle processes</strong> (D)</p> Signup and view all the answers

What is the primary factor that drives the hydrological cycle?

<p>Solar energy (A)</p> Signup and view all the answers

Which process involves the transformation of water from a gaseous state to tiny droplets that form clouds?

<p>Condensation (C)</p> Signup and view all the answers

What causes ice to float on liquid water?

<p>Water molecules expand when frozen (D)</p> Signup and view all the answers

Which of the following represents the majority of Earth's water but is mostly non-potable due to its salinity?

<p>Oceans (A)</p> Signup and view all the answers

What is the primary source of water vapor in the atmosphere?

<p>Evapotranspiration (B)</p> Signup and view all the answers

In the hydrological cycle, what do clouds primarily result from?

<p>Condensation (D)</p> Signup and view all the answers

'Liquid Water' is characterized by which of the following properties?

<p>Fluidity and shape conformity (C)</p> Signup and view all the answers

'Water Vapor' transitions into liquid form through which process?

<p>Condensation (C)</p> Signup and view all the answers

'Ice (Solid)' floats due to which unique property?

<p>'Ice (Solid)' expands when frozen (A)</p> Signup and view all the answers

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