GEOLOGY

EARTH SCIENCE

TECTONICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What happens at a transform tectonic plate boundary?
A
Two tectonic plates scrape or slide past each other, forming long fault lines.
B
One tectonic plate pulls apart into two new plates, forming a rift or ridge.
C
Two tectonic plates pull away from one another, decreasing the elastic deformation.
D
Two tectonic plates collide with one another, causing subduction or mountain building.
Explanation: 

Detailed explanation-1: -When oceanic or continental plates slide past each other in opposite directions, or move in the same direction but at different speeds, a transform fault boundary is formed. No new crust is created or subducted, and no volcanoes form, but earthquakes occur along the fault.

Detailed explanation-2: -The grinding action between the plates at a transform plate boundary results in shallow earthquakes, large lateral displacement of rock, and a broad zone of crustal deformation.

Detailed explanation-3: -The tectonic boundary that is the result of two tectonic plates sliding past each other is called a transform boundary or a transform fault. The San Andreas fault is one well-known transform boundary.

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