Your class goes on a field trip to observe drilling machinery. The geologists at the drill
site show you displays of drilled rocks to compare different types of drills and
methods. The drilled holes in one rock display are significantly larger than the holes
drilled in the display next to it. Given this information, which statement is correct?
(1 point)
○
The rock display with larger holes shows copper drilling, which is
closer to the surface.
The rock display with larger holes shows petroleum drilling, which is
deep underground.
The rock display with smaller holes shows petroleum drilling, which is
closer to the surface.
The rock display with smaller holes shows copper drilling, which is
deep underground.
1 answer
The correct statement is: The rock display with larger holes shows petroleum drilling, which is deep underground.