Physics is a mathematical science!

This is a quick note for those students who are just starting the IB Physics Diploma Course.  For most students, they take the HL course because they really like the subject or it is a requirement for their ultimate application to university (a physics or engineering course). Students often take the SL course because they simply like the subject. I am not aware of any student that has ever taken the Physics Diploma Course because… they want an easy life! The ...

Newton and his 3rd Law

A quick comment about this law – arguably the most complex of the three laws. My experience is that teachers often present Newton’s Laws in the way the books normally state them. This is something along the lines of … Newton’s 1: An object will move in a straight line at constant speed unless acted on by an external force. Newton’s 2: If an external unbalanced force acts upon an object, the unbalanced force will produce a rate of change of momentum and ...