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Geological Themes: Optional (T3, T4, T5)

3 dot points across 3 inquiry questions. Click any dot point for a focused answer with worked past exam questions where available.

How did Britain's geology form as it drifted and collided through time?

Geological evolution of Britain (option T4): the main tectonic events and orogenies (Caledonian, Variscan, Alpine), the changing palaeogeography and palaeolatitude of Britain through the Phanerozoic, and the rocks and structures these events produced.
A focused WJEC and Eduqas A-Level Geology answer on the optional theme T4 geological evolution of Britain, covering the main orogenies (Caledonian, Variscan, Alpine), the changing palaeogeography and palaeolatitude of Britain through the Phanerozoic, and the characteristic rocks and structures each event produced.
14 min answer →

How is the structure and behaviour of the lithosphere investigated and explained?

Geology of the lithosphere (option T5): the lithosphere and asthenosphere, the structure and formation of oceanic and continental crust, the geophysical evidence for the Earth's interior (seismic, gravity, magnetic, heat flow), and the processes of isostasy and crustal recycling.
A focused WJEC and Eduqas A-Level Geology answer on the optional theme T5 geology of the lithosphere, covering the lithosphere and asthenosphere, the structure and formation of oceanic and continental crust, the geophysical evidence for the Earth's interior, and isostasy and crustal recycling.
14 min answer →

What does the Quaternary record reveal about ice ages and rapid climate change?

Quaternary geology (option T3): the evidence for glacial and interglacial cycles, glacial and periglacial processes and deposits, the dating of Quaternary events, and the causes of Quaternary climate change including Milankovitch cycles.
A focused WJEC and Eduqas A-Level Geology answer on the optional theme T3 Quaternary geology, covering the evidence for glacial and interglacial cycles, glacial and periglacial processes and deposits, the dating of Quaternary events, and the causes of Quaternary climate change including Milankovitch orbital cycles.
14 min answer →