AQA · GCSE · Physics

Waves

03.4 · 2 marks Longitudinal waves and transverse waves Describe the difference between longitudinal waves and transverse waves. 01.4 · 1 mark Frequency f, wavelength and wave speed v equation Write down the equation that links frequency $(f)$, wavelength $(\lambda)$ and wave speed $(v)$. 01.3 · 1 mark Frequency, wavelength and wave speed equation Write down the equation that links frequency ($f$), wavelength ($\lambda$) and wave speed ($v$).

AQA · GCSE · Physics

Energy

05.4 · 3 marks Spring extension from elastic energy Calculate the maximum extension of the spring before the spring becomes inelastically deformed. spring constant = 225 N/m Use... 02.3 · 1 mark Energy transferred E, power P and time t equation Write down the equation linking energy transferred $(E)$, power $(P)$ and time $(t)$. 02.1 · 6 marks Measuring specific heat capacity Describe how the student could use the equipment shown in Figure 2 to determine the specific heat capacity of vegetable oil. 03.2 · 5 marks Spring extension from elastic energy When the child is at position A, each trampoline spring is stretched by 0.056 m The elastic potential energy of each spring is 4... 02.1 · 1 mark Distance, force and work done equation Write down the equation that links distance ($s$), force ($F$) and work done ($W$). 06.2 · 1 mark Energy needed for a state change What name is given to the energy needed to change the state of the liquid coolant? 03.1 · 1 mark Renewable electricity generation on a boat The wind turbine generates electricity to charge a battery on the boat. Name one other renewable energy resource that could be...

AQA · GCSE · Physics

Forces

07.1 · 3 marks Deceleration of the car calculation Determine the deceleration of the car. Give the unit. 06.3 · 3 marks Graph gradient and changing resultant force Explain how the gradient of the line on Figure 10 shows that the resultant force on the car was not constant. 02.5 · 4 marks Changing speed during a race Explain why the speed of a competitor changes during the race. 06.1 · 3 marks Driver’s reaction time calculation Determine the driver’s reaction time. Use the Physics Equations Sheet.

AQA · GCSE · Physics

Electricity

01.3 · 1 mark Transformers and transmission-cable network What is this network called? 05.1 · 2 marks Changing an LED circuit The student closed the switch. The voltmeter gave a reading of 5.0 V The ammeter gave a reading of 0 mA The LED did not emit any... 01.4 · 3 marks Step-up transformers and network efficiency Explain how using step-up transformers makes the network efficient.

AQA · GCSE · Physics

Particle model of matter

04.3 · 1 mark Temperature-pressure graph relationship Figure 7 shows a sketch graph of the results. The student said that as the temperature increases the pressure increases. Give a... 04.5 · 3 marks Steam expansion, particles and density If the pressure inside the pressure cooker becomes greater than 200 kPa then some of the steam is released through the safety... 04.2 · 2 marks Uncertainty from repeated pressure readings The student took four pressure readings for each temperature. Table 1 shows the pressure readings when the temperature was 50.0...

AQA · GCSE · Physics

Atomic structure

06.3 · 4 marks Identifying radiation using absorbing barriers Explain what nuclear radiation was emitted by the source. 02.3 · 1 mark Detecting beta radiation with a spark detector A spark detector is a device that can be used to detect alpha radiation. A spark detector works by alpha particles ionising...

AQA · GCSE · Physics

Magnetism and electromagnetism

04.2 · 3 marks Predicting force direction on a wire Explain how the direction of the force on the wire can be predicted. 04.1 · 2 marks Force on a current-carrying wire Explain why there is a force on the wire when there is a current in the wire.