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6.6 ab Water

Properties of Water

QuestionAnswer
What elements make up a molecule of water? Two hydrogen and one oxygen
Due to water's _______________, it can dissolve many substances. Polarity
Water has unique _____________ that are essential to Earth processes. properties
___________ properties of matter can be measured and observed. Physical
Water is known as _____. the universal solvent
Why is water a polar molecule? The hydrogen side of the molecule has a slight positive charge and the oxygen side has a slight negative charge.
What is cohesion? Cohesion is a property of water where its molecules are attracted to itself.
What is adhesion? Adhesion is a property of water where the molecules are attracted to other substances.
When water molecules are attracted to each other. This property is called _____.  Cohesion
When water molecules stick to other surfaces, this property is called _____. Adhesion
_____ is the property of the surface of a liquid that allows it to resist an external force. Surface tension
Surface tension is due to the _____ nature of water molecules. cohesive
Ice cubes are _____ (more or less) dense than liquid water. less
Water is the only compound that commonly exists in all three states (solid, liquid, gas) on Earth. True or false True
What allows water to have its unique properties? Its structure
What property is exhibited when drops of water stick to a leaf? Adhesion
What word identifies the reason ice floats: surface tension, cohesion, density Density
When water sticks to itself forming droplets, this property is known as... Cohesion
When a bug rests on top of water, it remains on top due to what property of water? Surface tension
How does thermal energy is added to frozen water, what happens? Water temperature increases, and water changes its state of matter from a solid to liquid and eventually to a gas state of matter.
Created by: Johnsopd
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