Uses of electrostatics

Photocopying and laser printing are just some of the uses of electrostatics. 

See more uses at this BBC link.

Free fall

Balancing using the centre of gravity

Sec 2 Physics Revision 2014

This announcement is for all sec 2 express students.

Please log in to your Lead Portal and check the lesson "Sec 2 Physics Revision Guide 2014" for the revision guide (all topics tested in end-of-year exam) and 2 revision worksheets.

Click here for another important message.

Fold your own balancing bird

This is the video we briefly saw in class today in 3H, for your own leisure watching.

You are advised not to use dollar notes. Please find some used recycled papers instead.

And here's the video which was shown in class today.

Please take note for your physics tests and exams

For the final answers for all calculations: 

• Do not leave in fractions
• At least 2 significant figures (add a .0 to single-digit number) 
• At most 3 significant figures (round off long numbers to 3 sf) 
• Correct units are always necessary in all final answers

This applies for all physics assessment papers.

Also take note:
You are required to know the SI units and prefixes.

Blood Donation Drive

Donate blood, save lives! I'll be there until noon. =)

Please click on the images to view enlarged

Donors who are 16 or 17, please click here to download the parental consent form.