Starter: How can we detect respiration?
The lesson then covers:
Hydrogen carbonate indicator
Difference in inhaled and exhales air
Comparison to gaseous exchange in fish and plants
Plenary: One new thing
All tasks are differentiated by input as bronze, silver and gold challenges which students can self-select or be directed to. Extension tasks are also included on the slides. Stretch and challenge question also included.
Worksheets needed: none
Written in conjunction with Pearsons Exploring Science text book (although the content can be used with any exam board).