EARTH MOVEMENT AND MAJOR LANDFORMS FOLDING

FOLDING Folding is the wave-like upliftment of sedimentary rocks due to horizontal forces from two opposite -side. Folding happen when a part of the crust is pushed against another.

Syncline– down fold Anticlines – up fold

YOUNG or NEW FOLD MOUNTAINS Young less than 65 million years old. Includes today’s major mountain ranges: Andes, Himalayas, Rockies & the Alps. Not ‘old’ fold mountain such as the lakes.

OLD FOLD MOUNTAINS Old fold mountains were formed in a similar manner but more than 200 million years . These have been eroded and worn down and have rounded packs.

summary Folding is the upliftment of sedimentary rocks. There are old fold mountains and young fold mountains. Syncline-down fold Anticline –up fold

From Yogithaa Sreemathi Pranesh Harshit Thank you From Yogithaa Sreemathi Pranesh Harshit