Eustatic change Flashcards
1
Q
where do eustatic change affect ?
A
sea level across the whole planet
2
Q
what may eustatic change be due to?
A
thermal expansion/contraction or changes in glacial processes
3
Q
what is thermal expansion?
A
is the process of water expanding when it gets warmer - volume of water increases = rising sea levels
4
Q
in the last ice age, how much lower were sea levels?
A
100m lower
5
Q
what are emergent coastal landforms?
A
where the land has been raised in relation to the coastline
6
Q
examples of emergent coastal landforms
A
raised beaches, relic cliffs, wave cut notches