Paper 2 H - SAMPLE SET 1 Q24
24) Kasia investigates the corrosion of different metals.
She places a small strip of each metal in different samples of air.
She leaves the metals for one week before collecting her results.
Look at her table of results.
She places a small strip of each metal in different samples of air.
She leaves the metals for one week before collecting her results.
Look at her table of results.
(a) Suggest, with a reason, one change to the experimental procedure that would improve the quality of the results. [1]
(b) Explain the conclusions that can be made from Kasia’s results. [3]
(Total for Question 24 = 4 marks)
(b) Explain the conclusions that can be made from Kasia’s results. [3]
(Total for Question 24 = 4 marks)