Assertion: geologist | /r/CapableOf | study landform
Facets:
value: their age
type: OTHER
Source sentences:
text: And yes, geologists study rocks, rock suites and rock formations; minerals, landforms, wetlands and sediments to determine their formation, their age, how they may have changed and over what time period.
text: Geologists study the rocks, minerals, fossils, landforms and the layers of the Earth’s surface.