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WorksheetsWater properties
Total questions: 11
Worksheet time: 6mins
The distribution of electric charge over the atoms joined by the bond is called __________________.
Salinity
Polarity
Density
Capillary action
The concentration of dissolved salt in a given volume of water is called _______________.
Cohesion
Adhesion
Salinity
Density
What word describes when water is attracted to other substances.
Cohesion
Capillary Action
Surface tension
Adhesion
A water strider can skate along the top of a pond because:
Covalent bonds result in water cohesion
Water striders have adapted to take advantage of water cohesion.
Hydrogen bonds result in water cohesion (surface tension).
Low surface tension of water
Why does water move from the roots to the leaves of plants?
Water is pushed by solutes
Water is pulled by gravity
Capillary action pulls the water molecules like a chain.
Water cohesion causes to "pull" towards the leaves.
How is salinity measured?
Parts per million
Parts per hundreds
Parts per billion
Parts per thousand
Density _____________ as salinity increases further in depth.
Increases
Decreases
Remains constant
The amount of solute ions in water _____________ as salinity increases.
Increase
Decrease
Remain the same
Increase exponentially
Where does salt come from?
Sea sand
Marine animals
Algae
Hydrothermal vents
Which type of water is highest in salinity?
Brackish water
Freshwater
Sea water
Brine pools
How have certain organisms adapted to living in lakes of salty brine?
Photosynthesis
Chemosynthesis
Through physiological adaptations
Evolution
