HS-PS1-5 - Performance Expectation

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.

High School · Next Generation Science Standards · NGSS Lead States 2013

Standard Unwrapping

AI-generated as a starting point — sign in to edit.
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?

Related Resources

Factors Affecting the Rate of the Reaction - Chemical Kinetics
Video
Factors Affecting the Rate of the Reaction - Chemical Kinetics

Explore how temperature and concentration influence the rate of chemical reactions and the principles behind these changes.

Factors Affecting Rates of Reaction & Collision Theory (High School Science)
Video
Factors Affecting Rates of Reaction & Collision Theory (High School Science)

Explore how temperature and concentration influence the rate of chemical reactions through collision theory.

The Influence of Temperature to Reaction Rates
Video
The Influence of Temperature to Reaction Rates

Explore how temperature changes influence the rate of chemical reactions and the underlying scientific principles.

Effect of temperature on the rate of a chemical reaction C0069
Video
Effect of temperature on the rate of a chemical reaction C0069

Explore how temperature influences the rate of chemical reactions using the vitamin C clock experiment.

How does concentration affect reaction rate?
Video
How does concentration affect reaction rate?

Explains how the concentration of reactants influences reaction rates through kinetic energy and collision frequency.

Factors that affect Rate of Reaction
Video
Factors that affect Rate of Reaction

Explore the four key factors that influence the rate of chemical reactions and their implications in scientific principles.

Factors Affecting Reaction Rate: Temperature, Concentration & Surface Area | Chemical Kinetics
Video
Factors Affecting Reaction Rate: Temperature, Concentration & Surface Area | Chemical Kinetics

Explore how temperature, concentration, and surface area influence the speed of chemical reactions.

Effect of Temperature and Catalysts on Rate and Maxwell-Boltzmann Distributions | AP Chem - Kinetics
Video
Effect of Temperature and Catalysts on Rate and Maxwell-Boltzmann Distributions | AP Chem - Kinetics

Explore how temperature and catalysts influence reaction rates and Maxwell-Boltzmann distributions in chemical kinetics.

How does concentration affect rate of reaction?
Video
How does concentration affect rate of reaction?

Explains how increasing concentration affects the rate of chemical reactions through the principles of collision theory.

Factors affecting the rate of a chemical reaction WNOD4382
Video
Factors affecting the rate of a chemical reaction WNOD4382

Explore how temperature and concentration influence the speed of chemical reactions through scientific principles and evidence.