IEC SCIENCE PRESENTATIONS: MARKING KEY!Names of people in team: !!

!!Class votes on 2 things:!• best name for the drink!

5 4 3 2 1

Formation of a precipitate explained correctly using the language of science

Formation of a precipitate explained with language of science but some misunderstandings

Formation of a precipitate explained but does not use language of science or used incorrectly

Attempts to explain formation of precipitate but does not demonstrate understanding

Does not attempt to explain precipitate

- - Identifies preservatives as those which do not form a precipitate

- Does not identify preservatives with no precipitate

- - Chooses colour for drink which is compatible with solution

- Chooses colour of drink which is not compatible with solution

- Comments effectively on what worked and did not work in experiment and suggests specific measures to improve experiment design

Comments generally in what worked and did not work and makes general suggestions on how to improve experiment design

Makes attempt to identify problems or improvements

Recognises need to make improvements but does not know how

Team worked effectively together. All speakers participated and shared the presentation, spoke clearly with good audience awareness

Team worked well together, but presentation was not always clear. Most speakers were clear with good audience awareness.

Team showed signs of disorganisation. May have presented well or not, but did not work as a team effectively. Perhaps one speaker dominated.

Team was not prepared, were disorganised and did not distribute tasks evenly

Team was unprepared for this taks

• best looking packaging