Difference between revisions of "HS-PS1-5"

From NY Science Standards Wiki
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| Level5 = Construct explanations and design solutions, using student-generated evidence, that apply scientific principles to explain how the rate of chemical changes are affected when conditions are varied.
 
| Level4 = Apply scientific principles and evidence to explain how the rate of a physical or chemical change is affected when conditions are varied.
 
| Level3 = Use data/information that provides evidence to predict and explain how the rate of a physical or chemical change is affected when conditions are varied.
 
| Level2 = Predict and/or describe how the rate of a physical or chemical change is affected when conditions are varied.
 
| Level1 = Use provided information to identify the evidence for how the rate of a physical or chemical change is affected when conditions are varied.
 
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| Level5 = Construct explanations and design solutions, using student-generated evidence, that apply scientific principles to explain how the rate of chemical changes are affected when conditions are varied.
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| Level3 = Use data/information that provides evidence to predict and explain how the rate of a physical or chemical change is affected when conditions are varied.
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| Level2 = Predict and/or describe how the rate of a physical or chemical change is affected when conditions are varied.
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| Level1 = Use provided information to identify the evidence for how the rate of a physical or chemical change is affected when conditions are varied.
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Latest revision as of 22:36, 20 September 2026

Apply scientific principles and evidence to explain how the rate of a physical or chemical change is affected when conditions are varied.

Clarification statement: Explanations should be based on three variables in collision theory: number of collisions per unit time, particle orientation on collision, and energy required to produce the change. Conditions that affect these three variables include temperature, pressure, nature of reactants, concentrations of reactants, mixing, particle size, surface area, and addition of a catalyst.

Assessment boundary: Assessment is limited to simple reactions in which there are only two reactants and to specifying the change in only one condition at a time.

Assessment

What assessment of HS-PS1-5 might look like on a NY state exam.

Exam Cluster Question
August 2026 Catalytic Converter in Cars Question 30
Catalytic Converter in Cars Question 33
Get a Whiff of That! Question 37
Safe Transport of Drinking Water Question 48
June 2026 Chemistry of Beverages Question 7
Equilibria in the Blood Question 11
Equilibria in the Blood Question 13
Clock Reaction Question 28
Clock Reaction Question 29

Performance Level Descriptions

PLDs communicate the knowledge and skills expected of students to demonstrate proficiency in each Learning Standard. NYS assessments classify student performance into one of five levels.

Level 1: Use provided information to identify the evidence for how the rate of a physical or chemical change is affected when conditions are varied.
Level 2: Predict and/or describe how the rate of a physical or chemical change is affected when conditions are varied.
Level 3: Use data/information that provides evidence to predict and explain how the rate of a physical or chemical change is affected when conditions are varied.
Level 4: Apply scientific principles and evidence to explain how the rate of a physical or chemical change is affected when conditions are varied.
Level 5: Construct explanations and design solutions, using student-generated evidence, that apply scientific principles to explain how the rate of chemical changes are affected when conditions are varied.

Resources

Examples and discussion of resources for the learning, teaching, and assessment of HS-PS1-5.

Pixel beaver This section could be expanded upon. You can help out by adding to this section.


NGSS Dimensions

Performance expectation HS-PS1-5 was developed using the following elements from the NRC document A Framework for K-12 Science Education:

Science and Engineering Practices
  • Constructing Explanations and Designing Solutions
    • Apply scientific principles and evidence to provide an explanation of phenomena and solve design problems, taking into account possible unanticipated effects.
Disciplinary Core Ideas
  • PS1.B: Chemical Reactions
    • (NYSED) Chemical processes, their rates, and whether or not energy is stored or released can be understood in terms of the collisions of particles and the rearrangements of particles into new substances, with consequent changes in the sum of all bond energies in the set of substances that are matched by changes in energy.
Crosscutting Concepts
  • Patterns
    • Different patterns may be observed at each of the scales at which a system is studied and can provide evidence for causality in explanations of phenomena.
Page contributors: Conrad Richman, Caroline Leonard
Chemistry | HS. Chemical Reactions