What is the difference between a Scalar and a Vector?
A vector is any physical quantity which has a direction and a magnitude, whereas a scalar is a physical quantity that is not directional (magnitude only).
AR
Related Physics A Level answers
All answers ▸When a particle travels in a circle of radius r, at constant speed v, what is its acceleration
Give the definition simple harmonic motion and write down the defining equation for such motion stating the meaning of any symbols involved.
What velocity should your boat have if you want to cross a 72m wide river in 6s by the shortest distance, with a 5 m/s downstream current?
When 0.81 m of a wire with cross-sectional area of 3.1*10^-11 m^2 is connected across a 2 V battery a current of 1.6 A flows in the wire. Find the resistivity of the material of the wire.