Astronomy
Geologic History+Plate Pectonics
Human Sustainability
Weathering and Erosion
Weather and Climate
100

The process by which stars release energy.

What is Nuclear Fusion

100

The scientific theory explaining the movement of Earth's lithosphereic plates on the semi-fluid asthenosphere, driving the formation and recycling of crustal rocks.

What is plate tectonics?

100

Energy resources like coal, oil, and natural gas formed from the remains of ancient organisms, which have driven industrialization and economic development. 

What are fossil fuels?
100

The removal of the topsoil by wind, water, or human activites, often accelerated by the loss of vegetation, leading to land degradation and loss of fertile land.

What is soil erosion?

100

Gases like carbon dioxide and methane that trap heat in Earth's atmosphere, contributing to global warming and climate change. 

What are Greenhouse Gases?

200

The force exerted by a celestial body, like the Moon or Sun, which influences the movement of other bodies and the occurence of tides on Earth.

What is Gravity?

200

A technique used to determine the age of rockes and other materials by measuring the ratios of radioactive isotopes and their decay products, providing a timeline for Earth's history.

What is radiometric (radioactive) dating?

200

The process of converting waste materials into reusable materials, reducing the need for new resource extraction and minimizing environmental impact. 

What is recycling?

200

The accumulation of sediments carried by wind, water, or ice, which can build up landforms like deltas, sand dunes, and alluvial fans.

What is Deposition?

200

The long-term patterns of temperature, humidity, wind, and precipitation in an area, influenced by the flow of energy into and out of Earth's systems.

What is Climate?

300

An event where the Earth passes between the Sun and the Moon, causing Earth's shadow to fall on the Moon and temporarily darken it. 

What is a Lunar Eclipse?

300

The size or extent of an area over which geological processes occur, ranging from local (e.g., a single mountain) to global (e.g., entire tectonic plates).

What are spatial scales?

300

The careful management and use of resources to prevent waste, maintain ecological balance, and ensure long-term sustainability.

What is conservation?

300

The breakdown of rocks at Earth's surface through physical, chemical, or biological means, leading to the gradual wearing away of landforms.

What is weathering. 

300

The variation in temperatire and energy received by different parts of Earth's surface due to factors like latitude, land and sea distribution, and seasonal changes, which drives the movement of air masses. 

What is uneven heating of the Earth's surface?

400

The emission of energy as electromagnetic waves, including visible light, which travels from the Sun's surface through space to reach Eart, providing the energy needed for life.

What is Radiation?

400

The timeframes over which geological processes take place, from rapid events like volcanic eruptions to slow changes like mountain formation over millions of years.

What are temporal scales?

400

The variety and variability of life on Earth, including the number of species, genetic diversity, and ecosystem diversity, which is essential for ecosystem resiience and human well-being. 

What is biodiversity?

400

The process by which water enters the soil or porous rock from the ground surface, contributing to ground water recharge and affecting soil stability. 

What is infiltration?

400

Computational tools used to simulate and predict climate behavior by incorporating various physical, chemical, and biological processes that influence Earth's climate system. 

Global Climate Models

500

The Phenomenon where light from distant galaxies appears shifted toward the long end of the spectrum, indicating that these galaxies are moving away from us and supporting the idea of an expanding universe. 

What is Redshift?

500

The process where heat from Earth's core causes mantle material to rise and cooler material to sink, driving the movement of tectonic plates and the cycling of matter.

What are thermal currents?

500

The process by which Earth's temerature has increased due to increased greenhouse gases in the atmosphere and cuased ocean levels to rise and an increased frequency of extreme weather events. 

What is Climate Change? 

500

The ability of a material, such as soil or rock, to allow water to pass through it, influencing processes like infiltration and groundwater flow.

What is permeability?

500

The wobble of Eath's rotational axis, which changes over long periods and influence the distribution of sunlight, contributing to climate variations.

What is Precession or Wobble?
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