You tell Sarah about different mining techniques,including the one which is usually used to mine rare earth roes used in making new cell phones.This technique is called __________ mining.

Question

Quizplus · Accepted Answer

Open-pit mining is the most commonly used technique to mine rare earth ores used in making new cell phones. This involves creating a large open pit in the ground and then extracting the ore from it. This technique is also known as strip-mining.

You Tell Sarah About Different Mining Techniques,including the One Which