Search over 10,000 free study notes
Over a million students use our free study notes to help them with their homework
Top answers
Explain two causes of ageing populations in MEDCs
One cause of ageing populations in certain MEDCs is improved access to healthcare. Improved access to healthcare allows individuals to receive treatment more promptly, assisting in stopping preventable illne...
JP
Answered by
Jools P.
•
Geography tutor
2465 Views
Explain how a wave-cut platform is formed - 6 marks
A wave cut platform is formed by the sea attacking the cliff face though different types of erosion e.g. abrasion and hydraulic action. Abrasion is where cliffs are worn down from destructive waves and the t...
JA
Answered by
Josh A.
•
Geography tutor
34895 Views
Describe and explain the formation of a gorge - 6 marks
Waterfalls often form when hard (e.g. granite) and soft (e.g. clay or chalk) rock are present , where water flows across the harder rock and drops onto softer rock. The falling water then starts to form a pl...
JA
Answered by
Josh A.
•
Geography tutor
10810 Views
What does Hjülstrom curve show?
Hjülstrom curve is a logarithmic graph which shows the relationship between sediment size and velocity. The two curves on the graph show what happens to sediment in transit for various velocities. The first ...
RH
Answered by
Rowan H.
•
Geography tutor
5499 Views
How does freeze-thaw weathering occur?
Freeze-thaw weather occurs when water enters a small crack in a rock, which often happens during rainfall, then when temperatures fall to below 0 degrees celsius this water freezes and expands. This widens t...
EG
Answered by
Emily G.
•
Geography tutor
5189 Views
←
51
52
53
54
55
→