- Study guides, Class notes & Summaries

What is a contact force? - A force where the objects are physically touching Give 4 examples of contact forces - - friction - air resistance - tension - normal contact force (weight) What is a non-contact force? - A force where the objects are not physically touching Give 3 examples of non-contact forces - - gravitational - magnetic - electrostatic

What are the 8 energy stores? - Thermal, kinetic, gravitational potential, elastic potential, chemical, magnetic, electrostatic, nuclear What is an open system? - A system that can exchange both energy and matter with its surroundings. What is a closed system? - A system that cannot exchange energy or matter with its surroundings. What are the 2 ways work can be done and what are they? - Mechanically - force to move an object Electronically - when current flows What is the law of conser...

This document contains a complete set of graded and correct answers for AQA Physics Paper 1 for the 2025/2026 academic year. It covers core topics including energy stores and transfers, specific heat capacity, thermal insulation, efficiency, renewable and non-renewable energy sources, and particle behavior. With clear definitions, equations, and practical examples, this resource is ideal for A-level physics students aiming for top exam performance.

This document contains the complete set of solved questions and answers for the AQA Physics Paper 2 exam for the 2025/2026 academic year. Key topics include forces and motion, Newton’s laws, waves, electromagnetism, reflection and refraction, and electric circuits. Each concept is presented with clear explanations, formulas, and practical examples—ideal for A-level physics students seeking comprehensive and effective revision.

All objects emit infrared radiation. - ANS Which objects emit infrared radiation? Infrared radiation is energy transfer by electromagnetic waves. - ANS Define: Infrared radiation transfer of energy by electromagnetic waves - ANS Define radiation Conduction, Convection, Infrared Radiation - ANS What are the three ways in which energy is transferred? the more infrared radiation it emits in a given time. - ANS Complete the sentence: The hotter an object is... Dark, matt surfaces - ANS What ...

[1.1] What can never happen to energy? - ANS Energy can never be created or destroyed. [1.1] Name the 8 types of energy store. - ANS Energy can be stored as: - Thermal - Chemical - Kinetic - Magnetic - Elastic potential - Electrostatic - Nuclear - Gravitational potential [1.1] What is a system? - ANS A system is an object or group of objects where energy is transferred between them. [1.1] GCSE PHYSICS [AQA] - PAPER 1 EXAM 2025 QUESTIONS AND ANSWERS Copyright ©2025 BRIGHTSTARS ...

A LEVEL PHYSICS AQA EXAM 2025 QUESTIONS AND ANSWERS Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 2 Amplitude - ANS Maximum displacement from equilibrium of oscillating object. Displacement (scalar or vector) - ANS vector Angular Displacement - ANS Angle an object in circular motion turns through in radians.

Vector - ANS A quantity that has magnitude and direction scalar - ANS A physical quantity that has magnitude only. contact force - ANS a push or pull on one object by another that is touching it non-contact force - ANS a force that one object can apply to another object without touching it gravitational forces - ANS the force of attraction between any 2 objects with mass: the greater the mass, the greater the attraction Weight - ANS the force of gravity on an object Mass - ANS A measure ...

Energy is transferred between stores - ANS Thermal, kinetic, gravitational potential, elastic potential, chemical, magnetic, electrostatic, nuclear Energy is transferred... - ANS Mechanically (by a force doing work), electrically (work done by moving charges), by heating or by radiation (like light or sound) When a system changes, energy is transferred - ANS It can be transferred into or away from the system, between objects in the system or between different types of energy stores. Closed ...