If sand in the ground is filled with water, just like this, it's called an aquifer. Next, water tinted with red food-coloring was injected into a tube. Nearly 300 6th to 8th grade girls crowded workshops and exhibits on natural science, medicine, engineering, environmental law, and finance at the annual career fair hosted by the University of Illinois in Springfield this February. The ISGS was well represented by earth scientists Janis Treworgy, who led a workshop, and Jennifer Hines, who handled questions at the Women in Geology display. She wanted to help them understand why geology is so important in our everyday lives.
Garbage goes into the ground and decomposes.
When it rains, water pours in. You each have samples of three types of material. Let's test them. They don't hold together. Next, try the tan sample.