Posts Tagged ‘significant figures’

Measurement test review

Wednesday, September 1st, 2010

pencil and ruler by mdxdt on flickr

Here are some useful links to help you with your revision.

For practice with scientific notation try this one or this one.

For reviewing significant figures try these sites: one, two, three, four.

For practice with converting units, look here.

For help with identifying the correct independent, dependent and control variables, try this.  And if you are a Spongebob fan, try this, or a Simpsons fan, try here.

Significant figures

Friday, August 13th, 2010

Click here for the post on this.

Assessment coming up!

Thursday, August 20th, 2009

During the first week of SEPTEMBER you can expect to be given an assessment on what we have covered so far in G9 Integrated Science.  That means all the stuff on variables, units, significant figures, errors, science apparatus.  We’ll talk more in class about this but here is a link to some powerpoints you might find useful.   Click through the first few introductory slides to get to the good stuff 🙂

Variables     Measurement      Errors – click on “How science works – Errors”

Measurement

Tuesday, August 11th, 2009

Can you explain the difference between accuracy and precision?

Do you know what SI units are?

Do you know the SI units for length, time and mass?

Can you choose the appropriate number of significant figures to use in calculations?

The answers to these questions, and more, on this short video.