Question Constellation Sign up for free AQA · GCSE · Physics
Forces
06.1 · 2 marks Reaction time and thinking distance When the driver is tired, his reaction time increases from to . Determine the extra... 07.2 · 4 marks Forces and motion of the man The man increases Force A. Explain what happens to Force B and to the movement of the man. 01.4 · 1 mark Resultant force and glider acceleration Write a conclusion for this investigation. Use the data in Table 1. 07.4 · 2 marks Southward force and resultant force The force to the south on the boat increases. What effect does this have on the resultant force on the boat? 01.1 · 2 marks Preventing mass-holder contact in a glider practical Which two statements describe the effect this would have on the glider? Tick two boxes. 01.2 · 1 mark Preventing mass-holder contact in a glider practical The mass holder should not hit the ground before the card passes through the second light gate. Suggest one way that the student... 06.4 · 6 marks Speed, thinking distance and braking distance Describe the relationships shown in Figure 9. You should include factors that would affect the gradient of the lines.
AQA · GCSE · Physics
Energy
06.2 · 2 marks Energy changes during braking When the brakes are used, the temperature of the brakes increases. Explain why. Use ideas about energy in your explanation. 01.1 · 2 marks Energy Stores in an Electric Whisk Give two energy stores that increase when the whisk is switched on. 01.2 · 1 mark Power, Work and Time Relationship Write down the equation that links power (P), time (t) and work done (W). 06.4 · 4 marks Efficient Storage and Carbon Dioxide Reduction Explain why efficient energy storage is important in reducing the amount of carbon dioxide released when generating electricity. 01.3 · 3 marks Calculating Work Time from Power Calculate the time for the whisk to do 23 000 J of work.
AQA · GCSE · Physics
Waves
AQA · GCSE · Physics
Electricity
01.4 · 1 mark Electrical Power and Resistance Equation Which equation links current (I), power (P) and resistance (R)? 01.6 · 1 mark Mains Live-to-Neutral Potential Difference What is the potential difference between the live wire and neutral wire in the mains electricity supply? 03.1 · 2 marks Connecting Meters in an LED Circuit Complete Figure 3 to show how the student should have connected a voltmeter and an ammeter into the circuit. Use the correct... 03.2 · 2 marks Varying LED Potential Difference Describe how the student should have adjusted the circuit to vary the potential difference across this range. 03.4 · 2 marks LED Current Under Reverse Bias Explain what happens to the current in the LED when the potential difference across the LED is negative. 03.6 · 1 mark Linear Current–Potential Difference Relationship Which of the following always shows a linear relationship between current and potential difference?
AQA · GCSE · Physics
Atomic structure
02.1 · 1 mark Composition of an Alpha Particle What does an alpha particle consist of? 02.3 · 6 marks Scattering Evidence for the Nuclear Model Describe how the actual results led to the plum pudding model of the atom being replaced by the nuclear model. You should... 05.1 · 4 marks Irradiation, Contamination and Drinking-Water Hazard Explain how irradiating and contaminating the water affected the hazard caused by drinking the water.
AQA · GCSE · Physics
Reproducibility
AQA · GCSE · Physics