Get Your Clickers!! Properties of Water FA SWBAT describe examples of how water supports life using the properties of water.

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Presentation transcript:

Get Your Clickers!! Properties of Water FA SWBAT describe examples of how water supports life using the properties of water.

1 Water is a polar molecule because A. It shares electrons equally between oxygen and hydrogen B. One side of the molecule has a slight positive charge and the other side has a slight negative charge C. It freezes at zero degrees Celsius D. It forms ionic bonds with other water molecules middleschoolchemistry.com Darker grey shading shows higher electron density around nuceli

2 Which side of the water molecule has a slight negative charge? A. Oxygen side B. Hydrogen side Darker grey shading shows higher electron density around nuceli

3 What type of bond exists where the red arrows are pointing? A. Ionic B. Covalent C. Metallic D. Hydrogen

4 Water molecules form what type of bonds with each other? A. Covalent bonds B. Metallic bonds C. Ionic bonds D. Hydrogen bonds These weak bonds saburchill.com

5 Water droplets form by water molecules being attracted to each other. What term best explains this behaviour? A. Adhesion B. Cohesion C. Solubility D. Magnetism encyclopedia.lubopitko-bg.com

6 Which property of water allows water to stick to the sides of the straw? A. Cohesion B. Adhesion C. Heat capacity D. Universal Solvent Straw molecules scienceprojectideasforkids.com

7 Which property of water allows bugs to walk on water? A. Adhesion B. Cohesion C. Surface tension D. Heat capacity quest.nasa.gov defneapul-cive1170.wikispaces.com

8 Water takes _______ heat to change to its gaseous state. A. Large amounts of B. Small amounts of C. No Boiling temperatures buildingscience.com Middleschoolscience.com

9 Surface tension and capillary action occur in water because it A. is very dense B. is nonpolar C. has ionic bonds D. has hydrogen bonds davidlnelson.md msnucleus.org

10 What property of water allows sweat to cool the body & coastal cities to have more stable temperatures than inland cities? A. High heat capacity of 1.0 calories/gº C B. Neutral pH of 7 C. Surface tension and capillary action D. Living Solvent of polar covalent & ionic compounds Very helpful animation to explain:

11 What kinds of substance can dissolve in water? A. Hydrophobic substances B. Hydrophilic substances C. Hydrocarbons& nonpolar colvalent compounds like lipids D. Ions and polar covalent molecules like sugars E. Substances with charges F. A, C, & E G. B, D, & E newdirections.com.au

10 What property of water allows sweat to cool the body & coastal cities to have more stable temperatures than inland cities? A. High heat capacity of 1.0 calories/gº C B. Neutral pH of 7 C. Surface tension and capillary action D. Living Solvent of polar covalent & ionic compounds Very helpful animation to explain: