Changes are constantly occurring in and on the earth. 1.02 explain how fossils are formed.
Human beings learn complicated concepts from others through various methods of communication.
Today we are going to learn about fossils and how they are formed. We also will learn about fossils and cast and mold fossils. Show students a photograph or poster of the Grand Canyon. Have each student write as many observations as he can about the picture. You may help them by telling them that the rocks at the bottom are igneous and metamorphic.