AQA A Level Physics Materials Exam Bundle Questions With Complete Solutions

Current - ANSWER-Rate of flow of charge Coulomb - ANSWER-The amount of charge passing a point when a current of 1A flows for 1s Potential difference - ANSWER-The work done per unit charge in moving a small point positive charge between two points Threshold Voltage for a Diode - ANSWER-The v...

Acceleration - ANSWER-The rate of change of velocity Accurate result - ANSWER-A result that is close to the true answer Apha decay - ANSWER-A type of decay in which an unstable nucleus of an atom emits an alpha particle Alternating current - ANSWER-A current that changes with time in a regu...

The Four Fundamental Forces of Nature - ANSWER-The strong nuclear force, The electromagnetic force, The weak nuclear force, Gravity. 3.2.1.1 Inside the atom - ANSWER--Describe what is inside an atom. -Explain the term isotope. -Represent different atoms. Study tip 1 - ANSWER-Don't mix up '...

SI Unit for Time - ANSWER-Second (s) SI Unit for Length - ANSWER-Metre (m) SI Unit for Mass - ANSWER-Kilogram (kg) SI Unit for Electric Current - ANSWER-Ampere (A) SI Unit for Temperature - ANSWER-Kelvin (K) SI Unit for Amount of Substance - ANSWER-Mole (mol) SI Unit for Luminous I...

What's the difference between a scalar and a vector? - ANSWER-A scalar quantity has only size, while a vector quantity has size and direction. What name is given to a vector formed by adding vectors together? - ANSWER-The resultant vector If a body's in equilibrium, what's the sum of all th...

Density - ANSWER-mass per unit volume Density is a SCALAR quantity Units of density - ANSWER-kg m-3 Hooke's Law - ANSWER-extension is proportional to the force applied, up to the limit of proportionality. Features of graph of force against extension confirming Hooke's Law - ANSWER-straig...