4 Written Questions
4 Multiple Choice Questions
- The smaller particles of rock or the remains of living things that make up sedimentary rocks are called _________.
- At the beginning of the Paleozoic Era, a great number of different types of organisms evolved in an event called the _________.
- Fossils usually occur in _________ rock.
- On the geologic time scale, the Mesozoic Era is divided into the Triassic, Jurassic, and Cretaceous _________.
3 True/False Questions
Hard → Footprints and trails are examples of _________ fossils.
Metamorphic → High pressure can change an igneous rock into a _________ rock.
Relative → The law of superposition helps geologists determine the _________ age of a rock layer.