Physics Paper 2 : Aqa Study Guide Graded A+

How can a vector quantity can be represented with an arrow {Ans: length of an arrow = magnitude direction of an arrow = direction}Large amplitude sound wave is {Ans: a loud sound}Example of longitudinal wave {Ans: sound waves}speed of sound in air {Ans: ∼330 m/s}When a wave travels into a more dense medium, the wave speed decreases. The wavelength of the wave: {Ans: decreases}What is air resistence {Ans: upward force of friction with air particles on an object}