#1
Which of the following minerals is commonly used in making jewelry?
1 answered
#2
What is the hardest natural substance on Earth?
#3
Which type of rock forms from the cooling and solidification of magma or lava?
#4
What is the primary component of the Earth's core?
#5
Which layer of the Earth's atmosphere contains the ozone layer?
#6
What is the process by which sedimentary rocks are formed through the accumulation and compaction of sediment?
#7
Which geological era is known as the 'Age of Reptiles'?
#8
Which type of mining is typically used to extract coal from underground?
#9
Which geological process is responsible for the formation of caves in limestone?
#10
Which mineral is a major source of aluminum?
#11
What is the term for the breaking down of rocks into smaller particles due to natural processes?
#12
Which type of mining involves the extraction of mineral resources from the ocean floor?
#13
What is the term for the layer of loose, unconsolidated material covering bedrock?
#14
Which mineral is a primary source of phosphorus used in fertilizers?
#15
What is the term for a sudden shaking of the ground caused by movement of Earth's tectonic plates?
#16
Which type of mining is associated with the extraction of salt from evaporated seas or lakes?
#17
Which type of mining involves the removal of overlying vegetation and soil to access shallow deposits of coal?
#18
Which type of mining involves extracting minerals from the Earth's surface by removing layers of soil and rock?
#19