8 Questions
What type of molecule is water?
Inorganic (Correct)
How many hydrogen atoms are linked to one oxygen atom in a water molecule?
2 (Correct)
Which statement is true about ice compared to liquid water?
Ice expands and becomes less dense (Correct)
What causes water's high heat capacity?
Hydrogen bonds (Correct)
Which process describes water changing from a liquid to a gas state?
Evaporation (Correct)
What best describes capillary action?
The movement of water through a plant's roots (Correct)
Which term describes the attraction of water molecules to each other?
Cohesion (Correct)
What is the main component of cells?
Water (Correct)
Study Notes
Water Composition and Structure
- Water is an inorganic molecule composed of two elements: hydrogen and oxygen.
- The chemical formula for water is H2O, indicating that each water molecule consists of 2 hydrogen atoms linked to 1 oxygen atom.
Importance of Water
- Water is essential for life on Earth, and without access to it, life would not exist on our planet.
Properties of Water
- Water is a polar molecule due to the presence of hydrogen bonds.
- Hydrogen bonds are responsible for water's high heat capacity.
- Water has a high latent heat of vaporization.
- Water expands and becomes less dense when it freezes.
Water Movement and Behavior
- Capillary action is the movement of water through a plant's roots.
- The process of water changing from a liquid to a gas is called evaporation.
- The attraction of water molecules to each other is termed cohesion.
Water Characteristics
- Ice is less dense than liquid water.
- Water is the main component of cells, making up a significant portion of their structure.
Test your knowledge on the properties of water with this quiz. Learn about the composition of water, its chemical formula, and its importance for life on our planet.
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