Exploring Earth's Dynamic History

What is the correct order of the geological time scale from largest to smallest?

• Era, Eon, Period, Epoch

• Eon, Era, Period, Epoch

• Period, Epoch, Era, Eon

• Epoch, Period, Era, Eon

Which layer of the Earth is responsible for plate tectonics?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the primary process by which fossils are formed?

• Erosion

• Sedimentation

• Volcanism

• Metamorphism

Which mass extinction event is known for the extinction of the dinosaurs?

• Permian-Triassic Extinction

• Triassic-Jurassic Extinction

• Cretaceous-Paleogene Extinction

• Ordovician-Silurian Extinction

In the rock cycle, which process transforms sedimentary rock into metamorphic rock?

• Melting

• Weathering

• Heat and Pressure

• Erosion

Which of the following is a significant factor in historical climate change?

• Volcanic Eruptions

• Ocean Currents

• Solar Radiation

• All of the above

What is the name of the supercontinent that existed about 335 million years ago?

• Gondwana

• Laurasia

• Pangaea

• Rodinia

Which type of rock is formed from the cooling and solidification of magma or lava?

• Sedimentary

• Metamorphic

• Igneous

• Fossiliferous

What is the term for the preserved remains or traces of ancient life?

• Minerals

• Fossils

• Artifacts

• Crystals

Which period is known for the "Cambrian Explosion," a time of rapid diversification of life forms?

• Ordovician

• Silurian

• Cambrian

• Devonian