Geography flashcards

Frage	Antworten
What are plates?	PLates are what is underneath the surface of the Earth. They are moving around constantly and are the causes of earthquakes, tsunamis and volcanic eruptions.
What is the structure of the Earth? Name them from the inside to the outside.	This is the structure of the Earth: 1) Inner Core 2) Outer core 3) Mantle 4) Crust
How big is the crust?	The crust is 0-25km.
What is the Mantle made out of?	The Mantle is mostly liquid and is hot and molten.
How hot is the outer core and what is it made out of?	The outer core is made out of Molten and is 1000 degrees Celsius.
Describe the inner core.	The inner core is iron-rich and is solid.
What happens with a destructive margin and what cause it? Name an example.	One plate is going up and is forcing the other one to go down. This forces many disasters, such as volcanic eruptions, tsunamis and earthquakes. Example: Mount St. Helens
What happens with a constructive plate margin? Name an example.	The plates are moving away from each other a little bit each year. Example: Iceland
What is a colliding margin? Name an example.	The plates move towards each other little by little, creating mountains. Example: Himalayas
What is a Conservative margin and name an example.	A conservative margin is when the plates move alongside each other. Example: San Andreas Fault.
What is a caledra?	A caledra is a collapsed volcano.
Name some ways in which we can predict when volcanoes will erupt.	Shape of volcano; Infra- Red imaging; Changes in temperature around volcano; Sound of explosions
What is the Richter Scale used for?	The Richter scale is used to judge how deadly an earthquake will be.
What happens with an earthquake with a scale of 6?	An earthquake of this scale would start damaging buildings and shattering windows.
Where are rainforests?	Rainforests are near the equator and are always in hot countries. They are between the Tropics Capricorn and Cancer.
What does adaptation mean?	When an animal evolves to suit their surroundings.
What two things do animals compete for? And what do plants compete for?	Animals: Water, Mates Plants: Water, sunlight
Describe the difference between a physical and physiological adaptation.	Physical- any behaviour or appearance changes in an animal. Physiological- this is the general functioning of the body.
What is homeostatis and why is it important?	Homeostatis is how animals survive in different temperatures. It is important because without it animals wouldn't live.

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