Snowdonia landforms PSD Flashcards
(27 cards)
1
Q
Cwm Idwal head wall height
A
999m
2
Q
Tarn altitude
A
365m
3
Q
Tarn depth
A
3m maximum 13m
4
Q
area tarn covers
A
1.9km2
5
Q
widest point
A
700m
6
Q
name of erratic
A
Darwin’s boulders
7
Q
name of arrete
A
Y Gribin Ridge
8
Q
Where spur is truncated
A
600m
9
Q
eroded nunatak height
A
1085m
10
Q
how much does glacial trough extend
A
5km NW
11
Q
Valley bottom altitude
A
200m
12
Q
valley width
A
400m
13
Q
valley sides
A
978m
14
Q
Ribbon lake name
A
llyn Ogwen
15
Q
ribbon lake length
A
1600m
16
Q
altitude of lake asl
A
310m
17
Q
area of lake
A
320,000 m2
18
Q
lake depth
A
3m
19
Q
Lateral moraine length
A
400m
20
Q
lateral moraine height
A
45m
21
Q
Esker height
A
5m
22
Q
esker width
A
25m at widest point
23
Q
esker length
A
340m
24
Q
Kame dimensions
A
5m high 80m x 110m wide
25
kame terrace dimensions
500m long 10m high
26
Talus slope height
200m
27
Roche moutonee height
3.5m high
