O-LevelGeographyThe natural environment2217/23 · Oct/Nov 2012 · Q38 Marks
Study Fig. 4, which gives information about a volcano.
- (a)(i)What is meant by an active volcano?[1]
- (a)(ii)How did the 1992 eruption change the shape and height of the volcano?[2]
- (b)(i)Describe the effects of the lava flow.[2]
- (b)(ii)How does the lava flow change when the slope becomes steeper?[2]
- (b)(iii)Calculate the speed of the lava flows to Royal Gardens. Give your answer in metres per hour.[1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2012). The mark or mark type is shown in brackets.
- [1] (a) (i) Erupting at the present time Recently erupted and likely to do again
- [2] (ii) Height reduced Top widened / flattened / sunk in / caldera / large crater
- [2] (b) (i) Destroys houses Destroys roads New land is created
- [2] (ii) Narrower Faster
- [1] (iii) 461.5 / 460
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