Physics coursework : temperature change of water heated with an immersion heater
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Physics coursework : temperature change of water heated with an immersion heater Planning I am going to investigate the temperature change of water heated with an immersion heater. The following variables are going to be kept constant throughout the investigation. Amount of water in the beaker Length of the coil Room temperature Voltage The variable I am going to investigate is how long the heater will be heated for. I am going to record the temperature of the water every two minutes for twenty minutes. I am going to repeat this test three times so that I will be able to get an average reading and improve the reliability of my results. To ensure that my investigation will be fair, I am going to use the same equipment throughout the experiment. I am going to keep all of the variables constant except time. I am going to keep the voltage and the current the same during...

