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U1 L1 Review
science
Question | Answer |
---|---|
What is polarity? | A molecule with a positive and a negative side |
What is the symbol for water? | H2O |
What is a solvent? | A liquid that can dissolve things |
What is the definition for cohesion? | something that can stick to it's self |
What is the definition for adhesion? | something that can stick to something else |
What makes adhesion and cohesion different? | cohesion is stick to it's self and adhesion is stick to something else. |
How is solid water different to liquid water? | solid water is less dense than liquid water. |
Why does ice float? | because ice is less dense than water |
Please put in order from greatest to least... Land, Salt Water, Fresh Water. | salt water, land, fresh water |
What are the four main ways that water is used on Earth? | life, weather, activity, surface of earth |