Australia's Science Forum

We use killer pythons, jelly beans and toothpicks to make a double helix , and use different coloured jelly snakes to demonstrate meiosis:)

Don't look? :D I mean, Ocker, it's all sounding very OCD there. Do you have all the labels facing front and exactly the same height on the bottles? :oops: Glad someone else said it :cheesy: :cheesy: :cheesy: poor Ocker, I suffer from the same things, I am a Virgo, what can I say, I need things to b...

Thanks Ellice, But this is Mr B we are talking about, somehow I don't think a titration would be a good option with him, I can just see it in front of me, broken burettes and spilled chemicals :w00t: And I would be very surprised if he even knew how to do it himself! Oh and yeah I hate titrations :y...

Hi everyone, MrB is teaching E&E for the first time and now he has to set a prac exam for his yr12. He is feeling a bit lost and asked for my help and I said I would consult my trustie vessels of information, aka you chemtalkers :clap3: So what do you do for prac exams for yr 12 E&E? Sass :c...

Just a question.. what is the weather like today over there? Humid weather would affect the charge...

Dear mother,

if you google geological specimen supplies, the first hit that will come up is from a company called treassure enterprises, I think we have got some from them before.

Good Luck,

Sassi

Thank you Estelle, you truly are a STAR

My teachers LOVED!

Lub Sass

Hi estelle,

I didn't get it

saberg@wenona.nsw.edu.au

or

sanscha.aberg@hotmail.com

Thank you so much, you are fab

Sass

Ok, i think you need to clarify what it is you want here, in a few sentences, concise and clear would be great... Or why not post a question, that way people can reply to a specific questions, which usually leads onto other topics etc.

Sass

Morning, Hope you all had a wonderful longweekend, mine was too short as usual, but at least we had some lovely weather :clap3: To those of you using winchesters, from someone who is a little clumpsy (understatement of the year).... I hate using large bottles. Do you have any tips on safe handling e...

smiley wrote:Are chook pimples related to goose bumps?

My tummy hurts from all the laughing

That sounds so gross, but also quite interesting... yeah I know but I am a nerd What is suppose to happen over time? Please give me all details you have, soo curious!

Oh and welcome to chemtalk, watch out it is extremely addictive

Sass

Hi Ellice, A colorimeter would not be the way to go :-( A colorimeter measure the absorbance of a solution at a particular wavelength of light, whereas dissolved oxygen is a meassure of the amount of gaseous oxygen dissolved in an aqeuous solution (mg/L). To meassure dissolved oxygen you would need ...

There may be a few options, depending upon which type of cells to stain??? I did a quick search on google for 'stains for chromosomes' and there seems to be maybe something you can use...

Good luck

oh and me too please

saberg@wenona.nsw.edu.au

I though this could be suitable here...

Only 5 weeks to work (including this one) before I leave to go to Sweden

Sassi

Hi Lada,

Here is the link

http://www.schools.nsw.edu.au/animalsinschools/

You shouldn't have to worry! I was a bit confused with all the terminology and I seem to remember actually calling them up and asking if I needed anything to keep fish and stickies and they said no.

Luv Sassi

My understanding is that invertebrates are fine to keep, as long as you have a procedure for who takes care of them in the holidays etc, like what you do, let the students take them home, or for my yabbie, the maintenance guys feed him in the holidays. Its when you want to keep vertebrates that it g...

Afternoon everyone, So I found one of those batswing things, put up a sign "only knock if there is a fire" and finally put the phone of the hook and sat down to bend my first glasstubing ever :-({|= Well it went really well, made a few with a beautiful smooth S-bend and was really quite pl...

Me??? Never....


Sass