Glacial Deposition (Leaving Cert Geography): Flashcards
📚Flashcards
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Practise the cards
10 cards from this deck
How do glaciers transport material on top?
How do glaciers transport material on top?
Onglacial transport carries material on the glacier's surface.
What does englacial transport involve in glaciation?
What does englacial transport involve in glaciation?
Material transported within the ice of a glacier.
What does subglacial transport involve?
What does subglacial transport involve?
Subglacial transport moves material along the glacier's base.
What is a moraine in glacial geography?
What is a moraine in glacial geography?
A moraine is a ridge of debris from glacier movement.
What forms lateral moraines in glaciers?
What forms lateral moraines in glaciers?
Lateral moraines form along glacier sides from accumulated debris.
What creates medial moraines?
What creates medial moraines?
Medial moraines form when two lateral moraines merge.
What are end moraines?
What are end moraines?
End moraines mark the furthest advance of a glacier.
Describe ground moraines.
Describe ground moraines.
Ground moraines are materials left under melting glaciers.
What characterizes a drumlin?
What characterizes a drumlin?
Drumlins are oval hills of boulder clay, unstratified and impermeable.
How do drumlins indicate glacier movement?
How do drumlins indicate glacier movement?
Drumlins show the direction of glacier movement in their shape.