Question

Buildings collapsed at the foothills
of the Himalayas because of
an earthquake. Before collapsing
they were moving forward and
backward.​

Answer 1

Volcanic eruptions can cause earthquakes. Answer a: Buildings collapsed at the foothills of Himalayas because of an earthquake, but before collapsing they were moving backward and forward because in hilly areas there is always rearrangement of earth plates under hills.

Answer 2

Answer:

Buildings collapsed at the foothills of Himalayas because of an earthquake, but before collapsing they were moving backward and forward because in hilly areas there is always rearrangement of earth plates under hills. ... When a part of the earth crust between two falls is lifted, it forms a block mountain.