Interior of the Earth

Scientists use indirect methods like seismic

Scientists use indirect methods like seismic waves, gravitational studies, magnetic surveys, analysis of volcanic materials, deep drilling projects, a

Earthquakes occur when energy is released

Earthquakes occur when energy is released along fault lines, creating body waves (P-waves and S-waves) and surface waves. P-waves travel through all m

Earth consists of three main layers

Earth consists of three main layers: Crust (outermost, 5-70 km thick), Mantle (extends to 2,900 km depth, contains asthenosphere), and Core (outer liq

Volcanoes form when magma from

Volcanoes form when magma from the asthenosphere reaches the surface as lava. Different types include shield volcanoes, cinder cones, composite volcan

When magma cools within the Earth's

When magma cools within the Earth's crust, it forms various intrusive bodies like batholiths, laccoliths, lopoliths, phacoliths, sills, sheets, and dy