Revisão cap 2

What are the layers of the Earth's internal structure?

• Crust, Magma, Lava, Tectonic Plates

• Crust, Mantle, Core, Endosphere

• Lithosphere, Asthenosphere, Mesosphere, Endosphere

• Crust, Mantle, Core, Atmosphere

Name three characteristics of the Earth's crust and explain their importance for life on the planet.

• Hot, Gaseous, Radioactive - Generates energy for living organisms

• Hard, Metallic, Magnetic - Guides animal migrations

• Thin, Solid, Rich in Oxygen and Silicon - Supports life forms

• Thick, Liquid, Rich in Iron - Provides protection from external threats

What is the asthenosphere? How is it possible to know its composition?

• A layer of molten lava - Analyzing volcanic eruptions

• A layer of frozen water - Measuring ice thickness

• A ductile layer below the lithosphere - Studying seismic waves

• A solid layer of iron - Observing magnetic fields

What is the importance of the Earth's core? Explain the difference between the outer core and the inner core.

• The core generates sunlight - Outer core is hot, inner core is cold

• The core influences weather patterns - Outer core is dense, inner core is light

• The core provides magnetic protection - Outer core is solid, inner core is liquid

• The core controls tectonic movements - Outer core is liquid, inner core is solid

How did early scientists like Ortelius, Bacon, and Franklin contribute to the understanding of the Earth's structure?

• They proposed theories of continental drift - Observing coastlines

• They discovered the Earth's core - Analyzing meteorites

• They explored the Earth's mantle - Measuring magnetic fields

• They invented seismic technology - Studying volcanic eruptions

What is the origin of the Theory of Continental Drift? Who was the key figure in its development?

• Originated in the 20th century by Wegener - Analyzing seismic waves

• Originated in the 19th century by Wegener - Studying ocean currents

• Originated in the 17th century by Bacon - Exploring volcanic activity

• Originated in the 18th century by Franklin - Observing tectonic plates

What are the properties that increase from the Earth's surface towards its interior?

• Humidity, Wind Speed, Altitude

• Magnetic Field, Solar Radiation, Gravity

• Temperature, Density, Pressure

• Salinity, pH, Oxygen Levels

How do scientists study the Earth's interior when direct access is not possible?

• By launching satellites into space - Observing from above

• By sending submarines to the ocean floor - Exploring underwater caves

• By drilling deep boreholes - Collecting rock samples

• By analyzing seismic waves and geological phenomena - Monitoring earthquakes and volcanoes

What is the lithosphere and why is it important for life on Earth?

• The layer of molten rock - Provides geothermal energy

• The liquid layer beneath the crust - Drives tectonic plate movements

• The rigid outer layer of the Earth - Supports ecosystems and habitats

• The layer of atmospheric gases - Regulates climate and weather

What role does the asthenosphere play in the dynamics of the Earth's crust?

• It controls volcanic eruptions - Regulating magma flow

• It acts as a heat shield - Protecting the surface from solar radiation

• It serves as a lubricant - Allowing tectonic plates to move

• It generates magnetic fields - Guiding animal migrations