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Wednesday 14 November 2012

LET US DO THIS

Carbon dioxide in the air we breathe out.
1.   Place the straw into the lime water.
2.   Blow gently through it.
3.   Observe the changes in the lime water.
4.   What causes the lime water to change?



3 comments:

Unknown said...

Well done!

Siew Foo D20112052869 said...

Thanks for sharing and keep it up! ^^

Unknown said...

Same to you. Thanks for sharing and following my blog.

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