FRESHWATER - lakes and rivers
Similar ideas popular now
The effect of sediment on water quality
THE EFFECTS OF SEDIMENT ON WATER - VIDEO. ESR scientist Dr Chris Nokes discusses the effect sediment can have on microorganisms in the water. It is possible that microorganisms survive longer in sediment than they do in water, and when it rains, this sediment is stirred up and the water becomes difficult to treat.
Whio – the blue duck
Eliciting prior knowledge — STUDENT ACTIVITY In this activity, students are given an opportunity to share what they know about the whio. Two methods of eliciting prior knowledge are modelled, whio bingo and an ideas wall. Although whio/blue duck is the focus in this example, these methods can be easily adapted to any context. The second part of the activity moves from eliciting prior knowledge to formulating questions that may become the basis of a student inquiry into whio.