This applet generates a straight line at the click of a button. From the line on a grid, you can calculate both the gradient and intercept...

With the following GeoGebra applet, you can find out the area under a curve by integration -  interactively.  All you need to do is  to move...

E.g.1 : Find the nth term of the sequence: 3, 7, 11, 15, ... The common difference is 4.  Let N = an + b, where N is the nth term and a an b...

Multiple Choice Questions - GCSE Physics - Electricity - Time: 30 minutes Created and Programmed by Vivax Solutions   Start the Quiz ...

  Gravitational Field Strength: variation from the centre of the Earth Introduction The gravitational field strength (g) The force per unit ...