tectonic process Flashcards
1
Q
Biological
A
Coal is found in UK but needs warm, wet, humid conditions to form.
2
Q
Observational
A
The shapes of countries appear to ‘fit’ one another, for example, S. America and Africa.
3
Q
Oceanic plates
A
Oceanic plates form at the mid-ocean ridges. They thicken as they move away (at about 1 km for every million years) and have a basaltic composition.
4
Q
Continental plates
A
Continental plates are much more complex as their rocks vary in composition and thickness.