Your friend Angela tells you about a field trip that she went on and learned about mining. She and her classmates had the opportunity to harvest minerals from a local river. They used pans to scoop the materials from the water and washed and shook the pans to separate the minerals from rocks and other debris. Unfortunately, she and her classmates were not allowed to keep souvenirs. What type of mining did Angela and her classmates participate in? (1 point)

Question

Your friend Angela tells you about a field trip that she went on and learned about mining. She and her classmates had the opportunity to harvest minerals from a local river. They used pans to scoop the materials from the water and washed and shook the pans to separate the minerals from rocks and other debris. Unfortunately, she and her classmates were not allowed to keep souvenirs. What type of mining did Angela and her classmates participate in? (1 point)
Responses

surface mining
surface mining

underground mining
underground mining

drilling rocks
drilling rocks

placer mining

GPT-4o mini · Answer

Angela and her classmates participated in **placer mining**. This type of mining specifically involves extracting minerals from alluvial deposits, often found in riverbeds, using techniques like panning to separate heavier minerals from lighter materials.