AQA GCSE Combined Science: Trilogy Physics Paper 1 (Higher), 2018
Every question from AQA GCSE Combined Science: Trilogy Physics Paper 1 (Higher), 2018: 6 questions, 70 marks, each with its mark scheme and topic.
- Question 1 10 marks
Label parts of plum pudding and nuclear atom models, explain why atoms of the same element have the same total positive charge, and calculate alpha-particle speed and the radius of a magnesium atom from scale information.
Chemistry · C1: Atomic Structure and the Periodic Table
- Question 2 12 marks
Plan an experiment to determine the density of an irregular object, complete a bar chart of densities for plastics, and calculate the uncertainty from repeated density measurements.
Physics · Required Practicals · P3: Particle Model of Matter · Physics Required Practicals
- Question 3 10 marks
Describe and apply the particle model and pressure changes for compressed air in a diver’s canister, including interpreting a pressure–time graph to estimate atmospheric pressure and safe diving time.
Physics · P3: Particle Model of Matter
- Question 4 10 marks
Answer multiple-choice questions about alpha, beta and gamma radiation, then use half-life data for caesium-137 and iodine-131 to explain changes in risk over time and calculate when activity falls to 1/32 of its original value.
Physics · P4: Atomic Structure
- Question 5 12 marks
Explain how cavity wall insulation reduces unwanted energy transfer, determine the house temperature after 30 minutes from a table, describe energy store changes in a gas boiler, and calculate the boiler power from energy transferred in a given time.
Physics · P1: Energy
- Question 6 16 marks
Sketch the I–V graph for a filament lamp, compare currents in a parallel circuit with two identical lamps, calculate the charge through the cell in 1 minute, and explain how ammeter and voltmeter readings change in a circuit containing an LDR when light intensity changes.
Physics · P2: Electricity