The absence of S-waves beyond a depth of about 2900 km indicates that:
The inner core is gaseous
The outer core is molten
The mantle is liquid
The crust is thicker beneath oceans
Geomorphology
Vulcanicity and Volcanoes
Weathering and Mass Movements
Drainage Systems and Patterns
Causes of Geomorphic Hazards
Plate Tectonics
Theories of Landform Development
Fundamental Concept In Geomorphology
Boost your performance with adaptive practice tests
Practice every concept in the syllabus
Compare your speed and accuracy with your peers
Download the app and practice on the go