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SCIENCE CHAPTER 9,10

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QuestionAnswer
Describe how chemical reactions produce new substances that have different chemical and physical properties
Identify four signs that indicate that a chemical reaction might be taking place
Explain what happens to chemical bonds during a chemical reaction
Interpret and write simple chemical formulas
Write and balance simple chemical reactions
Classify a chemical equation as one of the four types of chemical reactions
Compare exothermic and endothermic reactions Exothermic reactions give off energy and Endothermic reactions take in energy
Explain activation energy Activation energy is the smallest amount of energy needed to start a reaction
Interpret an energy diagram
Describe five factors that affect the rate of a reaction
Describe the properties of ionic and covalent compounds Ionic properties have an easier time dissolving in water that covalent compounds. Ionic compounds take and give off electrons and covalent compounds share electrons
Classify compounds as ionic or covalent based on their properties
Describe 4 properties of acids Their sour, they have a low pH,
Describe 4 properties of bases They are bitter, they have a high pH,
Identify 4 uses of acids
Identify 4 uses of bases
Explain the difference between strong acids and bases and weak acids and bases
Identify acids and bases by using the pH scale
Describe the formation and uses of salts
Why are the wetlands/ coastline eroding?
Why are the wetlands important?
What is being done to help restore the wetlands
Created by: Akupr3
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