This document discusses various topics related to evaluation in physical sciences. It defines key terms like measurement, assessment, and evaluation. It explains the need for evaluation to understand how well educational objectives are achieved and to provide feedback for improvement. There are two main types of evaluation: formative evaluation which occurs during learning to monitor progress, and summative evaluation which occurs at the end to make judgements on learning. Diagnostic evaluation identifies weaknesses, and remedial teaching provides additional instruction. Continuous and comprehensive evaluation assesses all aspects of a student's development over time. Performance-based assessment measures a student's ability to apply their knowledge and skills. An assessment framework outlines the objectives, indicators, methods, proofs, and overall plan for evaluating