Study guides, Class notes & Summaries

AQA AS PHYSICS 7407/1 Paper 1 Question + Mark scheme

AQA AS Physical Chemistry Exam Questions and Answers Who described atoms as solid spheres that make up different elements and when? - Answer- John Dalton in the 19th century Who suggested that atoms of a particular element had the same mass and atoms of different elements had different masses and when? - Answer- John Dalton in 1803 Who discovered the electron and when? - Answer- JJ Thomson, 1897 discovered electrons proving atoms weren't indivisible or solid. New model named plum puddin...

AQA AS Physics FULL SET Exam Questions and Answers 100% Pass Analyse - Answer- Interpret data to arrive at a conclusion. Annotate - Answer- Add notation or labelling to a graph, diagram or other drawing. Apply - Answer- Use information in a new context. Calculate - Answer- Work out the value of something. Comment - Answer- Make a judgement based on a value. Compare - Answer- Identify similarities and/or differences. Construct - Answer- Assemble a piece of equipment (during practical work...

AQA AS Physics Definitions Exam Questions and Answers 100% Pass Specific charge - Answer- the charge to mass ratio or charge in coulombs divided by the mass in kilograms Isotope - Answer- a nucleus with the same number of protons but different number of neutrons Hadron - Answer- a particle that experiences the strong nuclear force. Composite particles made of either qqq (baryons) or q anti-q (baryon) Antimatter - Answer- Particles with the same mass but opposite charge Photoelectric eff...

Physics AS Level AQA Exam Questions and Answers 100% Pass Acceleration - Answer- change in V per unit t Accurate - Answer- Measurement obtained using calibrated instruments correctly Alpha radiation - Answer- Particle consisting of 2 P's and 2 N's Amplitude - Answer- Max displacement of oscillating particle from equilibrium position Annihilation - Answer- Particle and antiparticle meet, destroy eachother and emit radiation Antibaryon - Answer- Hadron w/ 3 quarks Antimatter - Answer- A...

aqa as physics – mechanics exam questions and answers Weight - Answer- Mass x Gravitational Field Strength Vector - Answer- A quantity with size and direction Scalor - Answer- A quantity with size only Newton's 2nd Law - Answer- Resultant Force = mass x acceleration Displacement - Answer- Position of an object relative to an origin Average Speed - Answer- Distance Travelled / Time taken Instantaneous Speed - Answer- distance travelled in an instant / time duration of an instant Aver...

AQA AS Physics - Mechanics and Materials Exam Questions and Answers 100% Pass Scalar - Answer- A unit with magnitude but no direction. Vector - Answer- A unit with magnitude and direction. What are the two methods for adding vectors? - Answer- Scale drawings and trigonometry. Free-body force diagrams - Answer- Show all the forces acting on a body, each arrow shows the size and the direction of the force. Equilibrium - Answer- The forces acting on a body are balances and it is not accel...

AQA Physics AS Glossary Exam Questions and Answers 100% Pass Antineutrino - Answer- The antiparticle of a neutrino. Brittle fracture - Answer- When a stress applied to a brittle material causes tiny cracks at the material's surface to get bigger until the material breaks completely. Absolute refractive index - Answer- The ratio between the speed of light in a vacuum and the speed of light in a material. Antineutron - Answer- The antiparticle of a neutron. Antinode - Answer- A point of m...

Physics Waves AQA AS Exam Questions and Answers 100% Pass What does a wave do? - Answer- Transports energy from one place to another What are mechanical waves? - Answer- Mechanical waves use particles to transfer energy (neighboring particles bump into each other and set their neighbors moving) What are electromagnetic waves? - Answer- Electromagnetic waves don't use particle vibration to transfer their energy and can therefore travel through a vacuum. e.g. light What is the unit of freq...

Physics AS Level AQA Exam Questions and Answers 100% Pass Acceleration - Answer- change in V per unit t Accurate - Answer- Measurement obtained using calibrated instruments correctly Alpha radiation - Answer- Particle consisting of 2 P's and 2 N's Amplitude - Answer- Max displacement of oscillating particle from equilibrium position Annihilation - Answer- Particle and antiparticle meet, destroy eachother and emit radiation Antibaryon - Answer- Hadron w/ 3 quarks Antimatter - Answer- A...