Objectives: a. Learn how scientists can tell how old rocks and fossils are.
(a.; Learn; how scientists can tell how old rocks and fossils are) Context(a. Learn,List([12, 20))):(scientists; can tell; how old rocks and fossils are) Context(a. Learn scientists can tell,List([12, 44))):(old rocks and fossils; are; )
a. Learn,List([12, 20)) a. Learn scientists can tell,List([12, 44))
a. scientists old rocks and fossils
Learn can tell are
how scientists can tell how old rocks and fossils are
how old rocks and fossils are