Below are links to Science Learning Hub resources for primary teachers related to floating and sinking in the Physical World strand of the New Zealand Curriculum.
Explore aspects of floating and sinking using some of these ideas about the salinity and denseness of water.
Ocean density – Article
Ocean salinity – Article
Water density – Article
Buoyancy in water – Activity
Floating eggs – Activity
Investigating sea water – Activity
I always knew I’d have a career in science – I wasn’t sure what field of science or in what way I would contribute – but the logic of science, the discovery and the quest to understand the physical world fascinated me.Dr Kim Currie