The Earth System · How old is Earth? 4.56 billion years · Earth radius: 6400km · Earthâs topography is measured with respect to sea level. · Earthâs layered…

Jeopardy! Volcanoes ANSWER 300-Vocabulary The combination of all materials ejected during a volcanic eruption. Home 100-Volcano Characteristics Magma Composition at Volcanoes…

Earthâs Moon Earthâs Moon Section 3 Prentice Hall Earth Science 22.3 Objectives Describe how the physical features of the lunar surface were created Explain the history…

Biogeochemical cycles - The lithosphere Lithosphere = crust + upper portion of the mantle Rocks and Minerals of the crust Crust is the interface with the other geospheres…

Meteor Crater, Arizona http://www.solarviews.com/eng/tercrate.htm 1.2 kilometers (0.7 miles) 40,000 years old Wolfe Creek, Australia 0.9 kilometers (0.5 miles) 300,000 years…

Earthâs Moon Earthâs Moon Section 3 Prentice Hall Earth Science 22.3 Objectives Describe how the physical features of the lunar surface were created Explain the history…