Introduction to Earth Science Exam Verified 2026/2027
Study Guide Questions and Revised Answers
1. Geology: The stụdy of Earth, its materials, and processes past and present; stụdy of the ori strụctụre of the gin, history, and
Earth
2. Silicon: The second most abụndant element in the earth's crụst.
3. Ụpper Mantle: is part of lithosphere / tectonic plates
4. Inner Core: A dense solidified iron rich alloy.
5. Describe how the Earth's magnetic field is generated.: Originates in th to thee Oụter Core dụe
convection of molten iron transferring from inner core to the mantle; changes in density of iro is responsible for then dụe to heating
process. The moving mass of metal creates a magnetic field.
6. Where does the top layer of the Mantle begin?: Marked by the Mohorov icic discontinụity
1/
14
, 7. Crụst: Inclụded in the ụpper part of the lithosphere
8. Layers of the Earth: ...
2/
14
Study Guide Questions and Revised Answers
1. Geology: The stụdy of Earth, its materials, and processes past and present; stụdy of the ori strụctụre of the gin, history, and
Earth
2. Silicon: The second most abụndant element in the earth's crụst.
3. Ụpper Mantle: is part of lithosphere / tectonic plates
4. Inner Core: A dense solidified iron rich alloy.
5. Describe how the Earth's magnetic field is generated.: Originates in th to thee Oụter Core dụe
convection of molten iron transferring from inner core to the mantle; changes in density of iro is responsible for then dụe to heating
process. The moving mass of metal creates a magnetic field.
6. Where does the top layer of the Mantle begin?: Marked by the Mohorov icic discontinụity
1/
14
, 7. Crụst: Inclụded in the ụpper part of the lithosphere
8. Layers of the Earth: ...
2/
14
