Be a science detective – Test of observation skills #2 (Part 1 of 4)

One of my favorite hobbies is backpacking. After Labor Day in 2008, my husband and I enjoyed walking by ourselves in Kings Canyon National Park in California, near Bullfrog Lake in the Eastern Sierra Nevada.



The mountains are mostly granite, gray rocks with gray specks, all different shades.

In the next photo, you can see four small rocks on a big rock, and to show the scale, a pair of pine needles (one inch long).



In the next photo, what do you see?


Click there for the answer.