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 Rates of reaction – ABOVE
Science
Year 10
Above satisfactory
Rates of reaction
1
Annotation 1
States word equation as well as balanced molecular equation of chemical reaction investigated 2 Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration, surface area and presence of catalyst 3 Annotation 3
States principal hypothesis of collision theory 4 Annotation 4
Uses scientific reasoning based on understanding of kinetic molecular theory to explain effect of temperature on reaction rate 5 Annotation 5
Uses mathematical reasoning to explain effect of concentration on reaction rate 6 Annotation 6
States essential nature of a catalyst, as relevant to collision theory, and uses deductive reasoning to explain its effect on reaction rate 7 Annotation 7
Makes clear prediction that is consistent with, and refers to, given explanation of collision theory
States word equation as well as balanced molecular equation of chemical reaction investigated 2 Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration, surface area and presence of catalyst 3 Annotation 3
States principal hypothesis of collision theory 4 Annotation 4
Uses scientific reasoning based on understanding of kinetic molecular theory to explain effect of temperature on reaction rate 5 Annotation 5
Uses mathematical reasoning to explain effect of concentration on reaction rate 6 Annotation 6
States essential nature of a catalyst, as relevant to collision theory, and uses deductive reasoning to explain its effect on reaction rate 7 Annotation 7
Makes clear prediction that is consistent with, and refers to, given explanation of collision theory

Annotations

1
Annotation 1
States word equation as well as balanced molecular equation of chemical reaction investigated 
2
Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration, surface area and presence of catalyst 
3
Annotation 3
States principal hypothesis of collision theory 
4
Annotation 4
Uses scientific reasoning based on understanding of kinetic molecular theory to explain effect of temperature on reaction rate 
5
Annotation 5
Uses mathematical reasoning to explain effect of concentration on reaction rate 
6
Annotation 6
States essential nature of a catalyst, as relevant to collision theory, and uses deductive reasoning to explain its effect on reaction rate 
7
Annotation 7
Makes clear prediction that is consistent with, and refers to, given explanation of collision theory
1
Annotation 1
Provides diagram of experimental setup 2 Annotation 2
Designs logical and appropriate investigation method 3 Annotation 3
Considers reliability by performing repeated trials 4 Annotation 4
Specifies acid concentration as independent variable 5 Annotation 5
Considers safety precautions by specifying protective clothing and eyewear
Provides diagram of experimental setup 2 Annotation 2
Designs logical and appropriate investigation method 3 Annotation 3
Considers reliability by performing repeated trials 4 Annotation 4
Specifies acid concentration as independent variable 5 Annotation 5
Considers safety precautions by specifying protective clothing and eyewear

Annotations

1
Annotation 1
Provides diagram of experimental setup 
2
Annotation 2
Designs logical and appropriate investigation method 
3
Annotation 3
Considers reliability by performing repeated trials 
4
Annotation 4
Specifies acid concentration as independent variable 
5
Annotation 5
Considers safety precautions by specifying protective clothing and eyewear
1
Annotation 1
Presents raw data and averages in tabulated form 2 Annotation 2
Constructs line graph to represent trends in results 3 Annotation 3
Includes qualitative observations that are relevant to discussion of results 4 Annotation 4
Demonstrates scientific understanding of chemical kinetics by linking reaction rate to initial slope of curve 5 Annotation 5
Uses mathematical understanding of rates of change to interpret results 6 Annotation 6
Constructs evidencebased argument that results are consistent with collision theory
Presents raw data and averages in tabulated form 2 Annotation 2
Constructs line graph to represent trends in results 3 Annotation 3
Includes qualitative observations that are relevant to discussion of results 4 Annotation 4
Demonstrates scientific understanding of chemical kinetics by linking reaction rate to initial slope of curve 5 Annotation 5
Uses mathematical understanding of rates of change to interpret results 6 Annotation 6
Constructs evidencebased argument that results are consistent with collision theory

Annotations

1
Annotation 1
Presents raw data and averages in tabulated form 
2
Annotation 2
Constructs line graph to represent trends in results 
3
Annotation 3
Includes qualitative observations that are relevant to discussion of results 
4
Annotation 4
Demonstrates scientific understanding of chemical kinetics by linking reaction rate to initial slope of curve 
5
Annotation 5
Uses mathematical understanding of rates of change to interpret results 
6
Annotation 6
Constructs evidencebased argument that results are consistent with collision theory
1
Annotation 1
Reflects on reliability of results and identifies outliers as possible source of uncertainty 2 Annotation 2
Reflects on validity of investigation and identifies temperature as the only factor that may not have been perfectly controlled 3 Annotation 3
Suggests alterations to experimental method, including use of digital technologies, that would improve the reliability of results 4 Annotation 4
Provides list of appropriate sources that were used to research theoretical concepts underpinning investigation
Reflects on reliability of results and identifies outliers as possible source of uncertainty 2 Annotation 2
Reflects on validity of investigation and identifies temperature as the only factor that may not have been perfectly controlled 3 Annotation 3
Suggests alterations to experimental method, including use of digital technologies, that would improve the reliability of results 4 Annotation 4
Provides list of appropriate sources that were used to research theoretical concepts underpinning investigation

Annotations

1
Annotation 1
Reflects on reliability of results and identifies outliers as possible source of uncertainty 
2
Annotation 2
Reflects on validity of investigation and identifies temperature as the only factor that may not have been perfectly controlled 
3
Annotation 3
Suggests alterations to experimental method, including use of digital technologies, that would improve the reliability of results 
4
Annotation 4
Provides list of appropriate sources that were used to research theoretical concepts underpinning investigation
Satisfactory
Rates of reaction
1
Annotation 1
States principal hypothesis of collision theory 2 Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration and surface area 3 Annotation 3
Uses mathematical reasoning to explain effect of concentration on reaction rate 4 Annotation 4
Outlines experimental design specifying acid concentration as independent variable 5 Annotation 5
Makes prediction that is consistent with collision theory while demonstrating misconception about nature of ‘evidence’ 6 Annotation 6
Designs appropriate investigation method 7 Annotation 7
Considers reliability by performing repeated trials 8 Annotation 8
Considers safety precautions by specifying protective clothing and eyewear
States principal hypothesis of collision theory 2 Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration and surface area 3 Annotation 3
Uses mathematical reasoning to explain effect of concentration on reaction rate 4 Annotation 4
Outlines experimental design specifying acid concentration as independent variable 5 Annotation 5
Makes prediction that is consistent with collision theory while demonstrating misconception about nature of ‘evidence’ 6 Annotation 6
Designs appropriate investigation method 7 Annotation 7
Considers reliability by performing repeated trials 8 Annotation 8
Considers safety precautions by specifying protective clothing and eyewear

Annotations

1
Annotation 1
States principal hypothesis of collision theory 
2
Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration and surface area 
3
Annotation 3
Uses mathematical reasoning to explain effect of concentration on reaction rate 
4
Annotation 4
Outlines experimental design specifying acid concentration as independent variable 
5
Annotation 5
Makes prediction that is consistent with collision theory while demonstrating misconception about nature of ‘evidence’ 
6
Annotation 6
Designs appropriate investigation method 
7
Annotation 7
Considers reliability by performing repeated trials 
8
Annotation 8
Considers safety precautions by specifying protective clothing and eyewear
1
Annotation 1
Constructs line graph to represent trends in results 2 Annotation 2
Includes qualitative observations that are relevant to discussion of results 3 Annotation 3
States word equation of chemical reaction investigated 4 Annotation 4
Describes trend in results
Constructs line graph to represent trends in results 2 Annotation 2
Includes qualitative observations that are relevant to discussion of results 3 Annotation 3
States word equation of chemical reaction investigated 4 Annotation 4
Describes trend in results

Annotations

1
Annotation 1
Constructs line graph to represent trends in results 
2
Annotation 2
Includes qualitative observations that are relevant to discussion of results 
3
Annotation 3
States word equation of chemical reaction investigated 
4
Annotation 4
Describes trend in results
1
Annotation 1
Identifies outlier in data and suggests human error as possible reason for uncertainty 2 Annotation 2
Constructs evidencebased argument that results are consistent with collision theory 3 Annotation 3
Reflects on validity of investigation and explains how other factors affecting reaction rate were kept constant 4 Annotation 4
Reflects on reliability of results 5 Annotation 5
Discusses possible sources of experimental error 6 Annotation 6
Suggests improvements to experimental method that would reduce or eliminate mentioned experimental errors 7 Annotation 7
Concludes that results support hypothesis and are consistent with collision theory while demonstrating misconception about nature and use of ‘proof’ in science
Identifies outlier in data and suggests human error as possible reason for uncertainty 2 Annotation 2
Constructs evidencebased argument that results are consistent with collision theory 3 Annotation 3
Reflects on validity of investigation and explains how other factors affecting reaction rate were kept constant 4 Annotation 4
Reflects on reliability of results 5 Annotation 5
Discusses possible sources of experimental error 6 Annotation 6
Suggests improvements to experimental method that would reduce or eliminate mentioned experimental errors 7 Annotation 7
Concludes that results support hypothesis and are consistent with collision theory while demonstrating misconception about nature and use of ‘proof’ in science

Annotations

1
Annotation 1
Identifies outlier in data and suggests human error as possible reason for uncertainty 
2
Annotation 2
Constructs evidencebased argument that results are consistent with collision theory 
3
Annotation 3
Reflects on validity of investigation and explains how other factors affecting reaction rate were kept constant 
4
Annotation 4
Reflects on reliability of results 
5
Annotation 5
Discusses possible sources of experimental error 
6
Annotation 6
Suggests improvements to experimental method that would reduce or eliminate mentioned experimental errors 
7
Annotation 7
Concludes that results support hypothesis and are consistent with collision theory while demonstrating misconception about nature and use of ‘proof’ in science
Above satisfactory
Rates of reaction
1
Annotation 1
States word equation as well as balanced molecular equation of chemical reaction investigated 2 Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration, surface area and presence of catalyst 3 Annotation 3
States principal hypothesis of collision theory 4 Annotation 4
Uses scientific reasoning based on understanding of kinetic molecular theory to explain effect of temperature on reaction rate 5 Annotation 5
Uses mathematical reasoning to explain effect of concentration on reaction rate 6 Annotation 6
States essential nature of a catalyst, as relevant to collision theory, and uses deductive reasoning to explain its effect on reaction rate 7 Annotation 7
Makes clear prediction that is consistent with, and refers to, given explanation of collision theory
States word equation as well as balanced molecular equation of chemical reaction investigated 2 Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration, surface area and presence of catalyst 3 Annotation 3
States principal hypothesis of collision theory 4 Annotation 4
Uses scientific reasoning based on understanding of kinetic molecular theory to explain effect of temperature on reaction rate 5 Annotation 5
Uses mathematical reasoning to explain effect of concentration on reaction rate 6 Annotation 6
States essential nature of a catalyst, as relevant to collision theory, and uses deductive reasoning to explain its effect on reaction rate 7 Annotation 7
Makes clear prediction that is consistent with, and refers to, given explanation of collision theory

Annotations

1
Annotation 1
States word equation as well as balanced molecular equation of chemical reaction investigated 
2
Annotation 2
Identifies factors that influence rate of chemical reactions, including temperature, concentration, surface area and presence of catalyst 
3
Annotation 3
States principal hypothesis of collision theory 
4
Annotation 4
Uses scientific reasoning based on understanding of kinetic molecular theory to explain effect of temperature on reaction rate 
5
Annotation 5
Uses mathematical reasoning to explain effect of concentration on reaction rate 
6
Annotation 6
States essential nature of a catalyst, as relevant to collision theory, and uses deductive reasoning to explain its effect on reaction rate 
7
Annotation 7
Makes clear prediction that is consistent with, and refers to, given explanation of collision theory
1
Annotation 1
Provides diagram of experimental setup 2 Annotation 2
Designs logical and appropriate investigation method 3 Annotation 3
Considers reliability by performing repeated trials 4 Annotation 4
Specifies acid concentration as independent variable 5 Annotation 5
Considers safety precautions by specifying protective clothing and eyewear
Provides diagram of experimental setup 2 Annotation 2
Designs logical and appropriate investigation method 3 Annotation 3
Considers reliability by performing repeated trials 4 Annotation 4
Specifies acid concentration as independent variable 5 Annotation 5
Considers safety precautions by specifying protective clothing and eyewear

Annotations

1
Annotation 1
Provides diagram of experimental setup 
2
Annotation 2
Designs logical and appropriate investigation method 
3
Annotation 3
Considers reliability by performing repeated trials 
4
Annotation 4
Specifies acid concentration as independent variable 
5
Annotation 5
Considers safety precautions by specifying protective clothing and eyewear
1
Annotation 1
Presents raw data and averages in tabulated form 2 Annotation 2
Constructs line graph to represent trends in results 3 Annotation 3
Includes qualitative observations that are relevant to discussion of results 4 Annotation 4
Demonstrates scientific understanding of chemical kinetics by linking reaction rate to initial slope of curve 5 Annotation 5
Uses mathematical understanding of rates of change to interpret results 6 Annotation 6
Constructs evidencebased argument that results are consistent with collision theory
Presents raw data and averages in tabulated form 2 Annotation 2
Constructs line graph to represent trends in results 3 Annotation 3
Includes qualitative observations that are relevant to discussion of results 4 Annotation 4
Demonstrates scientific understanding of chemical kinetics by linking reaction rate to initial slope of curve 5 Annotation 5
Uses mathematical understanding of rates of change to interpret results 6 Annotation 6
Constructs evidencebased argument that results are consistent with collision theory

Annotations

1
Annotation 1
Presents raw data and averages in tabulated form 
2
Annotation 2
Constructs line graph to represent trends in results 
3
Annotation 3
Includes qualitative observations that are relevant to discussion of results 
4
Annotation 4
Demonstrates scientific understanding of chemical kinetics by linking reaction rate to initial slope of curve 
5
Annotation 5
Uses mathematical understanding of rates of change to interpret results 
6
Annotation 6
Constructs evidencebased argument that results are consistent with collision theory
1
Annotation 1
Reflects on reliability of results and identifies outliers as possible source of uncertainty 2 Annotation 2
Reflects on validity of investigation and identifies temperature as the only factor that may not have been perfectly controlled 3 Annotation 3
Suggests alterations to experimental method, including use of digital technologies, that would improve the reliability of results 4 Annotation 4
Provides list of appropriate sources that were used to research theoretical concepts underpinning investigation
Reflects on reliability of results and identifies outliers as possible source of uncertainty 2 Annotation 2
Reflects on validity of investigation and identifies temperature as the only factor that may not have been perfectly controlled 3 Annotation 3
Suggests alterations to experimental method, including use of digital technologies, that would improve the reliability of results 4 Annotation 4
Provides list of appropriate sources that were used to research theoretical concepts underpinning investigation

Annotations

1
Annotation 1
Reflects on reliability of results and identifies outliers as possible source of uncertainty 
2
Annotation 2
Reflects on validity of investigation and identifies temperature as the only factor that may not have been perfectly controlled 
3
Annotation 3
Suggests alterations to experimental method, including use of digital technologies, that would improve the reliability of results 
4
Annotation 4
Provides list of appropriate sources that were used to research theoretical concepts underpinning investigation