HS-PS1-5
High School Science · Next Generation Science Standards · 2013
The Standard
Apply scientific principles and evidence to provide an explanation about the effects of changing the temperature or concentration of the reacting particles on the rate at which a reaction occurs.
Standard Unwrapping
AI-generated as a starting point.Vocabulary
scientific principlesevidenceexplanationtemperatureconcentrationreacting particlesratereaction
Skills
- apply (scientific principles) #dok2
- use (evidence to justify explanations) #dok3
- analyze (effects of changing temperature on reaction rate) #dok3
- analyze (effects of changing concentration on reaction rate) #dok3
- explain (relationship between conditions and rate of reaction) #dok2
Learning Targets
- I can define key terms related to reaction rates, temperature, and concentration. #dok1
- I can describe how changes in temperature or concentration affect the rate of a chemical reaction. #dok2
- I can apply scientific principles to predict the effect of temperature or concentration changes on reaction rate. #dok2
- I can explain why altering temperature or concentration alters reaction rates using scientific evidence. #dok3
- I can analyze data or scenarios to draw conclusions about the relationship between reaction conditions and rates. #dok3
Big Ideas
- The speed of chemical reactions can be changed by altering the temperature or concentration of the reacting particles.
- Scientific principles and evidence can be used to explain and predict how reaction rates are influenced by changes in conditions.
Essential Questions
- How do changes in temperature or concentration affect the rate of a chemical reaction?
- What scientific evidence supports the relationship between reaction conditions and reaction rates?
- Why do increased temperatures generally increase the rate of a reaction?
- How can changing the concentration of reactants be used to control reaction speeds?
- What real-world examples demonstrate the effects of temperature and concentration on chemical reactions?
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