eQuizShow
Earth's Changing Surface
Rivers
Question: This steep sided landform is often carved by rivers
Answer: canyon
Question: Because of gravity, all rivers flow in this direction
Answer: downhill
Question: The Wabash River flows into the Ohio River and is therefore an example of this
Answer: tributary
Question: This is where a river begins and is often in the mountains
Answer: source
Question: Rivers usually create valleys shaped like this letter
Answer: v
Glaciers
Question: This special kind of weathering is what happens when a glacier scrapes rocks against other rocks as it moves
Answer: abrasion
Question: A large boulder left behind by a glacier
Answer: erratic
Question: This is a large pile of sediment left behind by a glacier
Answer: moraine
Question: This is when a large piece of a glacier breaks off
Answer: calving
Question: Glaciers usually create valleys shaped like this letter
Answer: u
Volcanoes
Question: Once the magma reaches the earth's surface, it is called this
Answer: lava
Question: This type of volcano happens at a divergent boundary or hot spot is is mostly lava
Answer: shield volcano
Question: This type of volcano is formed from repeated eruptions and is made of layers of ash and cooled lava
Answer: composite volcano
Question: This conical shaped volcano is made primarily of ash and can form very quickly
Answer: cinder cone
Question: Like the Mt. Saint Helens eruption of 1980, this type of eruption from a composite volcano is very explosive
Answer: pyroclastic
Plate Tectonics
Question: This layer of the earth is made up of tectonic plates
Answer: crust
Question: This is the middle layer of the earth
Answer: mantle
Question: This type of plate boundary is when plates are moving away from each other
Answer: Divergent boundary
Question: This type of boundary is when plates are moving toward each other
Answer: convergent boundary
Question: This is what we call the area around the edges of the Pacific Plate with lots of volcanic activity
Answer: Ring of Fire
Name that Landform
Question: This landform can be carved by a river or a glacier
Answer: valley
Question: This landform is a large area of raised rock with a flat top
Answer: mesa or plateau
Question: This landform is caused at a convergent boundary when plates push against each other
Answer: folder mountain or mountain chain
Question: This landform is caused by sediment building up at the mouth of a river
Answer: delta
Question: This is a narrow column of rock with a top that is wider than the base
Answer: hoodoo or mushroom rock