Earthquakes
Volcanoes
Tectonic Plates
Earth's Layers
Continental Drift
100
What is aftershock?
What are small tremors that occur for days after an earthquake?
100
What is yes?
Could lava just come out of a crack in the Earth?
100
What is the ocean floor?
What are the tectonic plates located?
100
What is the asthenosphere?
What is the molten layer of the upper mantle?
100
What is an area in the Pacific Ocean where the most volcanic and earthquake activity occurs?
What is the ring of fire?
200
What is a seismogram
What is the instrument used to record an earthquake when it hits?
200
What is 1,500?
How many active volcanoes are there in the world?
200
What are the names of the tectonic plates?
What is the Pacific Plate, the Juan de Fuca Plate, the Cocos plate, the North American plate, the Caribbean plate, the Nazca plate, the South American plate, the Scotia plate, the Antarctic plate, the African plate, the Eurasian plate, the Arabian plate, the Indo-Australian plate and the Philippine plate?
200
What is the lithosphere?
What is the crust and upper portion of the mantle?
200
What is Alfred Wegener?
Who was the first person who used the term "continental drift"?
300
What is the Juan de Fuca convergent plate?
What convergent plate boundary has many earthquakes?
300
What is Tambora, Indonesia?
What was the greatest volcanic eruption in modern times?
300
What is 12?
How many tectonic plates are there?
300
What is density?
What is the amount of mass contained in a given volume?
300
What is 1200 km thick?
How thick is the Earth?
400
What is the epicentre?
What is the point on the surface directly above the focus of an earthquake?
400
What is Mauna Kea?
What is the biggest volcano in the world?
400
What is subduction?
What is the action of one tectonic plate pushing below another tectonic plate?
400
What is a trench?
What is a long narrow depression in the ocean floor?
400
What are divergent plate boundaries?
What are the areas where tectonic plates are spreading apart?
500
What is ridge push?
What happens when the spreading ocean ridge pushes the rest of the tectonic plate away?
500
What is pahoehoe?
What is the Hawaiian term for hot running lava
500
What is slab pull?
What helps keep tectonic plates in motion?
500
What is a plate boundary?
What is the location where two plates meet and move relative to each other?
500
What are convergent plate boundaries?
What are areas where tectonic plates collide?
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