16. The largest particle still considered as sediment is ----------------------------; the smallest is ---------------------------------. a. cobble, silt. b. cobble, sand. c. boulder, sand. d. boulder, clay. 17. The study and description of layered sedimentary deposits is called: a. sedimentology.
Benjamin Davis, Sr., was born just as the Reconstruction period was ending in Washington, D.C. He attended the all Black M Street High School, where he received his first military training, liking the discipline and order.
John J. O'Hara, MD is a practicing Cardiologist (Heart Specialist) in Paoli, PA. Dr. O'Hara graduated from Drexel University College of Medicine in 1976 and has been in practice for 40 years. He completed a residency at Medical College of Pennsylvania. Dr. O'Hara also specializes in Internal Medicine.