This long high wave is caused by an undersea earthquake
What is a tsunami?
100
This zone of the earth is a zone of thick molten rock called magma, slowly moving in broad currents. (It's like the egg white of an egg).
What is the Mantle?
100
This rock is formed in layers deposited by erosion. They are thick beds of sediment that have slowly solidified into rock.
What is sedimentary rock?
100
This term refers to the entire region drained by one river system.
What is a drainage basin?
100
These lines on a map connect points with the same elevation.
What are contour lines?
200
This wave is not caused by an earthquake, but by the pull of the moon's gravity on the earth's oceans.
What are tidal waves?
200
This zone of the earth is a thin, brittle shell broken into several pieces called plates, floating on the mantle. (It's lie the eggshell of an egg)
What is the Crust?
200
This man believed the continents were once joined as Pangea.
Who is Alfred Wegener?
200
This is the rectangular drainage pattern caused by alternating bands of hard and soft rock.
What is trellis drainage?
200
This is the height above sea level.
What is elevation?
300
This landslide happened in Alberta in 1903 when 74 million tonnes of rock slid down the side of Turtle Mountain in the middle of the night killing at least 70 people.
What is the Frank Slide?
300
This is the name geographers give to the circular pattern of active volcanoes surrounding the Pacific.
What is the Pacific Ring of Fire?
300
This shield, in our country, is an ancient area of rock originally formed by volcanoes.
What is the Canadian Shield?
300
We live in this drainage basin?
What is the St. Lawrence drainage basin?
300
Trails on a topographic map are usually identified by this.
What is a dashed line?
400
This zone of the earth is a very hot, dense zone under intense pressure from the weight of overlying rock material. (It's like the yoke of an egg.)
What is the Core?
400
People 4800 kilometres across the Indian Ocean thought they were hearing cannon fire when this exploded!
What is Krakatoa: The Biggest Known Blast
400
This man was the first to say that earth had been built up and worn down many times.
Who is James Hutton?
400
This drainage is a tree-like erosion pattern cut into the surface of the earth.
What is dendritic drainage?
400
Communities (small black squares) are usually located near this on a topographic map.
What is water and flat land?
500
This is the break point where earth's plates move suddenly, causing an earthquake.
What is the epicentre?
500
A volcano made up of alternating layers of cinders and magma.
What is a composite cone?
500
This is changed rock, rock that has been changed by heat and pressure.
What is metamorphic rock?
500
This is a big power project in China on the Yangtze River.
What is the Three Gorges Project?
500
This diagram shows the inside of an object, as though you had cut across it.