Paper 1 H - SAMPLE SET 1 Q18
18) (a) A depth of 10 m of water exerts the same amount of pressure as the entire Earth’s atmosphere which is ~120 km thick.
Suggest why. [1]
(b) A diver takes some pressure readings.
Their results are in the table below.
Suggest why. [1]
(b) A diver takes some pressure readings.
Their results are in the table below.
Use the data to describe the relationship between the depth of water and
pressure. [2]
(c) Suggest why there is pressure at 0 metres. [1]
(d) A container of vegetable oil has 3 holes in it.
(c) Suggest why there is pressure at 0 metres. [1]
(d) A container of vegetable oil has 3 holes in it.
The vegetable oil has a density of 9.1 x 102 kg/m3.
Calculate the change in pressure from A to B.
Show your working and give your answer to 2 significant figures. [4]
Calculate the change in pressure from A to B.
Show your working and give your answer to 2 significant figures. [4]
answer: ............................. Pa
(Total for Question 18 = 8 marks)