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Wednesday, 28 June 2017

How to get water up hill?


Job: Agricultural soil specialist

your client wants to plant crops in a field 1.5 M above the local river. he needs to get water to this field and had no electricity to run a pump and no hose. He must start from scratch how he achieve this.

You will need to consider ancient history + an important person from back then Include pictures where appropriate.

Archimedes 

he was born in Greek to the date of 287 BC and then died  212 BC

How would you make a Archimedes screw?

Other uses of the Archimedes screw?
Others uses for the Archimedes screw instead of gathering water you can use the Archimedes screw to gather seeds.





Wednesday, 21 June 2017

Christchurch Water

Christchurch storm water

  1. What is it? Since Christchurch is a flat city so it is very easy to get flooding in the city.  
  2. Where does it go?  
  3. What contaminates it? Storm water has little Pieces litter such as cans, cigarettes, Paper. There is also chemical pollution 
Christchurch waste water 
  1. What is it? Waste water is water that has been in use.
  2. Where does it go? Waste water,once you use water the water will go down some pipes which travel underground then travels to a sewage treatment plant at a sewage system.
  3. What contaminates it?
  • Where does Christchurch get its water?
  • How is it purified?
  • What pollutes our city water before we drink it?
  1. Where does Auckland's water supply from? Auckland gets there water from a dam located by hunua and waitakere ranges.
  2. What water bourne disease and parasites can we catch in nz? Giardia 
  3. What do they do to us? giardiasis is diarrheal disease caused by a parasite.