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Water: Test Your Understanding (continued)
Teacher's Guide
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ward
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science
Although water is known as a "universal solvent," certain substances are unable to dissolve in water.
Name three examples of such substances, and explain why they cannot dissolve in water.
Critical Thinking: The article states that water is essential for life. In what ways, specifically, is water
essential for life?
Critical Thinking: The article points out that water is a polar molecule. What if the water molecule was
linear? How would this affect the properties of water?
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