Practise using vector components when adding, subtracting or calculating the magnitude of vectors ahead of your National 5 Maths exam. Revise using vector components to add and subtract vectors ...

Save guides, add subjects and pick up where you left off with your BBC account. (In contrast a scalar quantity has magnitude only - eg, the numbers 1, 2, 3, 4...) The ...

If both strings are the same length then the electrostatic force of each charge on the other is equal in magnitude and ... is straight down. The sum of the gravitational and electric forces is at an ...