In this unit students are reminded how to work safely in the laboratory. The expectations for Grade 9 Science students are explained in terms of performance and necessary equipment. Students are introduced simple methods of separation and purification.
Learning targets
C1. The particulate nature of matter
- Demonstrate understanding of the terms atom and molecule
SMEO
Different points of view may be based on different evidence
C2. Experimental techniques
- Describe methods of separation and purification: filtration, crystallisation, distillation, fractional distillation/li>
- Suggest suitable purification techniques, given information about the substances involved
- Describe paper chromatography
- Interpret simple chromatograms