The gravitational field on Earth varies not only with latitude, but also with altitude and in other ways, particularly due to crustal thickness and the fact that the Earth's crust effectively floats ...

The questions in this quiz are suitable for GCSE physics students studying scalar quantities, vector quantities and calculations involving forces. If you struggled with the quiz, don't panic - we've ...

When you think of a vector, many people probably call up Vector's definition (from Despicable Me). He says: It's a mathematical term. A quantity represented by an arrow with both direction and ...

This podcast series is all about forces. In this episode, James Stewart and Ellie Hurer explore scalar and vector quantities as well as contact and non-contact forces. They discuss the differences and ...