Hoffmannfiles

Another excellent Edublogs.org weblog

How are salt lakes made?

Leave your answer in a comment.

Algal blooms in Lakes and Rivers

Answers need to discuss the importance of Nitrogen, phosphorus, Oxygen and Carbon in your answers.

Here are some handy websites:

Green algae

http://www.watercare.net/wll/himp-algalblooms.html

Blue green algae

http://www.science.org.au/nova/017/017key.htm

http://en.wikipedia.org/wiki/Cyanobacteria

With fish tanks why do you need to move the PH levles up and down??

If you have a theory write a comment.

Why are fish dying at the same time in the same spot. is it our fault?

If you have a theory post a comment below.

how is farting mud made and how does it work? why does farting mud stink????

If you have a theory add a comment.

9 Blue’s photo’s of the school wetlands

 Jess Wain

Kate Vanina

 Megan Laidlaw

 Craig

How good is our water quality?

teachersbugsurveyguide

Click on this link to see what water quality our bugs can handle

I saw something…..

So I took a picture…

It’s a bird, it’s a plane, no it’s ………

9 Green’s Photos from Wetland and Mr Sawyer’s Dam.

 Annie and Erin

 Maddie and Claire

Jack and Macca

Josh and Sam

 

Big Bertha- Sam and Josh

 Mr Hoffmann.

And the winner is…………

Best questions include:

emily Says: why are fish dying at the same time in the same spot. is it our fault?

Erin Says: With fish tanks why do you need to move the PH levles up and down??

James Porter Says: why do fish start in the shallows of the morning and in the afternoon go to the deep water?

brad Says: why are some lakes clear aND some lakes not?

kvsickk. Says: can water bugs survive out of water? if so how long can they go on land without water?

belinda Says: does water skiing effect lakes? if so why?

Ok. I can’t choose a winner. These are better questions than I expected.  The whole class gets Mars bars.  Don’t let me forget!

Oh and did I come good with the pizza or KFc deal for the fireworks?  That will be decided soon.