Geo

    Cards (32)

    • What are tectonic plates?

      Pieces of crust that sit on top of the mantle.
    • What is a plate margin?

      The boundary where two or more plates meet.
    • What happens during subduction?

      A denser tectonic plate pushes beneath a less dense tectonic plate.
    • What characterizes a constructive margin?

      Where two tectonic plates move apart.
    • What occurs at a destructive margin?

      Where two tectonic plates move towards one another.
    • What is an earthquake?

      A sudden release of energy in Earth's crust, resulting in the shaking of the ground.
    • What causes a tsunami?

      Displacement of a large volume of water, often caused by undersea earthquakes.
    • Ocean current
      A continuous, directed movement of sea water.
    • What are nutrients?

      A substance that provides nourishment essential for life and growth.
    • What does it mean to regulate something?

      To control or maintain something.
    • How do ocean currents affect climate?

      They help regulate ocean climate by distributing heat.
    • Habitat
      A place where plants and animals live breed, hunt, and rest.
    • Biodiversity
      The range , number, and type of species found in a particular area
    • Global conveyor belt
      A constantly moving system of ocean currents
    • Carbon sink
      A place that absorbs more carbon dioxide than it releases.
    • Photosynthesis
      The process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy.
    • Up welling
      The movement of deep ocean water to the surface, due to ocean currents.
    • Symbiotic
      Having two or more types of animals or plants that provide the condition for the other to exist.
    • Coral reef
      A large limestone structure, built by thousands or millions of coral colonies.
    • Endemic
      Native to an area, or regularly occurring in a particular place.
    • Acidification
      The rising acidity of ocean water due to increasing amounts of CO2 entering the ocean.
    • Overfishing
      Removal of fish from water faster than the species can replenish itself.
    • International waters

      Shared areas of water, more than 200 kilometres form the coastline.
    • Unsustainable
      When something cannot continue at the current rate.
    • Garbage Patch
      A gyre of marine debris caused by ocean currents.
    • Coral Triangle
      A marine area located in the western Pacific, containing many coral reefs.
    • Governance
      The decisions that a government makes relating to people, economy, and environment.
    • Regulations
      Rules made by and authority
    • Development
      The standard of living, or level of progress, of a place.
    • Deterrence
      When something is discouraged via negative consequences.
    • Colonisation
      The action of settling and establishing control over an indigenous population.
    • What are coral reefs?

      Complex marine ecosystems found in shallow, warm, clear waters