The Rock Cycle: Uniformitarianism and Recycling

Which of the following processes involved in the rock cycle is most active in the below picture of the Bisti Badlands?

• a.metamorphism
• b.erosion
• c.uplift
• d.deposition

If a sedimentary rock is NOT immediately uplifted, which of the following is most likely to happen?

• a.weathering
• b.melting
• c.metamorphism
• d.nothing

Which of the following locations describes one example of a place where igneous rocks are forming?

• a.in a streambed near a volcano
• b.on the surface of the sea floor
• c.everywhere beneath the earth's surface
• d.within the crust below an active volcano

Any kind of rock can melt to form magma.

• a.true
• b.false

Which of the following processes in the rock cycle involve water?

• a.cementation
• b.erosion
• c.weathering
• d.all of the choices

What kind of rock is forming in the picture below?

• a.extrusive igneous
• b.intrusive igneous
• c.metamorphic
• d.sedimentary

James Hutton's ideas about uniformitarianism and the rock cycle initially met resistance among scientists of the time because

• a.He didn't explain his ideas very well
• b.most people didn't believe that Earth was millions of years old.
• c.no one understood how heat was generated in Earth's core.
• d.all of the choices

The principle of uniformitarianism is best described by which of the following statements?

• a.Earth has remained uniform since its beginning
• b.All changes on Earth happen at a uniform rate.
• c.Any process that happens now also could have happened in the past.
• d.Earth's internal heat supplies all of the energy for change on the surface.

All of the processes involved in the rock cycle occur too slowly for humans to see.

• a.true
• b.false