Question

To find out whether alcohol or candle wax has a higher energy output, Sarah carried out arinvestigation to find the temperature rise of some water when heated with each type of fuelThe table below shows the variables she changed and those she kept constant:OilVariables changedVariables kept constantType of fuel usedTime taken to heat the waterVolume of water being heatedInitial temperature of waterType of water container usedDid Sarah conduct a fair test? Will the results of her investigation be correct? Explain.​

Answer 1

Question:

To find out whether alcohol or candle wax has a higher energy output, Sarah carried out arinvestigation to find the temperature rise of some water when heated with each type of fuelThe table below shows the variables she changed and those she kept constant:OilVariables changedVariables kept constantType of fuel usedTime taken to heat the waterVolume of water being heatedInitial temperature of waterType of water container usedDid Sarah conduct a fair test? Will the results of her investigation be correct? Explain.

Answer:

Explanation: There can always be anomalies in scientific experiments and there is usually no correct answer as it is usually shown as an average score of something