Question Constellation Sign up for free AQA · GCSE · Physics
Energy
02.2 · 1 mark Energy Power Time Equation Write down the equation which links energy (E), power (P) and time (t). 10.4 · 4 marks Fuse Wire Mass from Latent Heat When the fuse wire is at its melting point, the additional energy needed to melt the wire is 1.02 J. Specific latent heat of... 01.1 · 1 mark Heating Water Energy Store Which energy store increases when water is heated? 01.2 · 1 mark Pumped Water Energy Store Which energy store increases when water is pumped uphill into a reservoir? 02.3 · 3 marks Nuclear Station Energy Output A nuclear power station has a power output of 500 MW. Calculate the energy output in 3600 s. Give your answer in J. 04.4 · 4 marks Spark Potential Difference The spark transfers 0.60 J of energy, and 2.0 μC of charge is transferred from the dome to the earthed conductor. Calculate the...
AQA · GCSE · Physics
Physics Paper 1
03.2 · 1 mark Resistance and Wire Length Graph Which graph shows the relationship between the resistance of a wire at constant temperature and its length? Tick one box. 05.4 · 1 mark Thermistor Circuit Symbol The circuit symbol for a thermistor has not been included. Draw the circuit symbol for a thermistor in the box below. 08.1 · 3 marks Gas Pressure During Compression When the plunger was pushed slowly into the syringe, the pressure in the syringe increased. The temperature of the air remained... 09.5 · 4 marks Activity from Decay Curve Figure 16 shows how the number of atoms of a radioactive element in a sample varied with time. Activity is the rate at which a... 10.2 · 1 mark Fuse Circuit Symbol Draw the circuit symbol for a fuse in the box below. 03.1 · 6 marks Wire Resistance Investigation Method The student plotted a graph of resistance against the length of wire. Describe a method the student could have used to collect... 01.4 · 4 marks Reducing Carbon Dioxide Emissions Explain one change that would reduce the amount of carbon dioxide released by each activity. 02.1 · 3 marks Nuclear Fission Products Complete the sentences. Choose answers from the box. 03.3 · 2 marks Low Voltage Electrical Safety The student used a cell that had a potential difference of 1.50 V. Explain why the cell was not an electrical hazard to the... 04.1 · 3 marks Static Charge and Hair Explain why the student’s hair stands up on end. 04.2 · 1 mark Defining an Electric Field What is an electric field? 04.3 · 1 mark Electric Field Strength with Distance How does the electric field strength vary as the distance from the charged metal dome increases? 04.5 · 1 mark Increasing Spark Jump Distance Which of the following changes would increase the distance a spark can jump between the dome and the earthed conductor? Tick one... 05.2 · 4 marks Coin Resistance from Power The power dissipated by the coin is 340 mW when the current in the coin is 0.75 A. Calculate the resistance of the coin. Use the... 05.3 · 1 mark Dirt Changes Coin Resistance Coins that are dirty are not recognised by the vending machine. Suggest one reason why.
AQA · GCSE · Physics
Electricity
05.1 · 2 marks UK Mains Supply Values The vending machine is connected to the mains electricity supply. What is the frequency and the potential difference of the... 02.5 · 2 marks Nuclear Station Operating Days Nuclear power stations do not generate electricity every day of the year. One nuclear power station generated electricity for...
AQA · GCSE · Physics