Earth System Science Quiz

What is the primary focus of Earth system science?

• Focusing solely on biological processes

• Understanding Earth as a complex system

• Studying individual components of Earth

• Analyzing only geological formations

How have satellites contributed to Earth system science?

• By focusing on human activities alone

• By allowing us to see Earth as a whole

• By providing detailed geological maps

• By measuring only atmospheric changes

Which sphere is composed of gases?

• Lithosphere

• Hydrosphere

• Biosphere

• Atmosphere

What drives the rock cycle in the lithosphere?

• Wind patterns

• Ocean currents

• Thermal energy from Earth's interior

• Solar energy

What is the primary vehicle for temperature regulation on Earth?

• The biosphere

• The atmosphere

• The lithosphere

• The hydrosphere

How does solar energy flow through the biosphere?

• Only through water bodies

• Randomly

• In a circular path

• In a unidirectional path

What are trophic levels?

• Phases of water

• Types of rocks

• Stages in the food chain

• Layers of the atmosphere

What is an ecosystem?

• A single biological organism

• A community of organisms and their environment

• Only the physical environment

• A type of feedback loop

What effect do positive feedback loops have on Earth systems?

• They destabilize the system

• They reverse changes

• They have no effect

• They stabilize the system

What is one of the core challenges in contemporary Earth system science?

• Developing models and gathering data

• Focusing on individual components

• Ignoring human impact

• Studying only biological processes