Study guides, Class notes & Summaries

AQA AS Sociology 7191/2 Paper 2 Research Methods and Topics in Sociology Mark Scheme June 2023

AQA A-Level Sociology 7192/1 Paper 1 Education with Theory and Methods Mark Scheme June 2023

AQA A-Level Sociology 7192/2 Paper 2 Topics in Sociology mark scheme for June 2023

AQA A-Level Sociology 7192/3 Paper 3 Crime and Deviance with Theory and Methods Mark Scheme June 2023

AQA A-Level Business Formulas Study Guide Test 2024. Total Contribution - CORRECT ANSWER Total Revenue - Total Variable Costs Contribution Per Unit - CORRECT ANSWER Selling Price(per unit) - Variable Cost(per unit) Break Even Point - CORRECT ANSWER Fixed Costs ∻ Contribution Per Unit Margin of Safety - CORRECT ANSWER Actual level of Output - Breakeven level of Output Market Size(VOLUME) - CORRECT ANSWER Is the quantity of goods & services produced in a particular market over a per...

AQA Chemistry Paper 1 Correctly Answered Exam Questions 2024.C1 Atomic Structure - CORRECT ANSWER What are atoms? - CORRECT ANSWER Atoms are the particles that make up everything What is an element? - CORRECT ANSWER An element is a substance in which all the atoms are the same Where are elements shown? - CORRECT ANSWER Elements are shown in the Periodic table How many elements are there? - CORRECT ANSWER There are around 118 elements What is a compound? - CORRECT ANSWER A compoun...

AQA GCSE Biology Paper 2 Final Exam Prep Questions 2024. What is homeostasis? - CORRECT ANSWER The maintenance of a constant internal environment. What is a stimulus? - CORRECT ANSWER A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? - CORRECT ANSWER Detect the stimulus or change in environment. What happens after the receptors? - CORRECT ANSWER Receptors send messages to the CNS via the se...

AQA GCSE Biology - Paper 1 Final Exam Prediction Questions 2024.What does a nucleus do? - CORRECT ANSWER It contains genetic material and controls the activities of the cell What does cytoplasm do? - CORRECT ANSWER It's a gel-like substance where most of the chemical reactions happen. It contains enzymes that control these chemical reactions What does a cell membrane do? - CORRECT ANSWER It holds the cell together and controls what goes in and out What do mitochondria do? - CORRECT ANS...

AQA GCSE Chemistry Paper 2 Study Guide Test 2024. How do you measure the rate of a reaction? - CORRECT ANSWER By measuring the quantity of a reactant used or the quantity of product formed over time What is the equation for calculating the mean rate of a reaction by measuring the amount of reactant used? - CORRECT ANSWER Mean rate of reaction = quantity of reactant used/time taken What is the equation for calculating the mean rate of a reaction by measuring the amount of product formed? -...

AQA GCSE Chemistry - Paper 1 Questions And Answers 2024. What is the charge of a proton? - CORRECT ANSWER +1 What is the charge of a neutron? - CORRECT ANSWER 0 What is the charge of an electron? - CORRECT ANSWER -1 What is the relative mass of a proton? - CORRECT ANSWER 1 What is the relative mass of a neutron? - CORRECT ANSWER 1 What is the relative mass of an electron? - CORRECT ANSWER Very small How many types of atoms do elements contain? - CORRECT ANSWER Only one type ...