Attribute

1-Not acceptable

2-Below expectations

3-Meets expectations

4-Exceeds expectations

Score

Design, perform safe experiments

Design of safe, effective laboratory experiment

unsafe, ineffective design

some safety problems and/or effectiveness errors

safe and effective

safer and/or more effective than expected

Laboratory execution according to safe, approved experimental plan

unsafe practices, do not follow approved plan

some safety problems and/or inappropriate deviations from approved plan

safe and approved plan executed

execution or safety improved from original design

Understanding of how equipment works, equipment limitations, safe operation

no understanding of how equipment works or safe operations

errors in understanding of equipment operation or safe operation

clear understanding of equipment operation and safe practices

superior understanding of equipment operation and safe practices

Understanding of how equipment can be used to solve stated problem

no understanding

errors in understanding

clear understanding

superior understanding

Understanding of key variables/parameters, appropriate ranges

no understanding

errors in understanding

clear understanding

superior understanding

Sufficient detail provided to demonstrate ability to solve stated problem

not provided

missing aspects

clearly provided

superior presentation

Data analysis

Data collected demonstrates understanding of relationship between equipment and theory

not demonstrated

demonstrated with errors

clearly demonstrated

superior demonstration

Correct data/statistical analysis, correct number of significant figures

incorrect analysis, incorrect number of significant figures

errors in analysis, incorrect number of significant figures

correct analysis and number of significant figures

superior analysis and correct number of significant

figures

Understand important sources of error and how to deal with them

not understood

errors in understanding

clear understanding

superior understanding

Ability to draw conclusions from data

not demonstrated

poorly done

done well

superior ability demonstrated

Computer usage

Appropriate use to analyze data

inappropriate/not done

poorly done

done well

superior job

Appropriate use to present data

inappropriate/not done

poorly done

done well

superior job

Effective use of information systems to obtain data/parameter values

ineffective/not done

poorly done

effective

superior

Effective use to compare data to theory

ineffective/not done

poorly done

effective

superior