Earth's Layers
What is the outermost layer of the Earth called?
What is the crust?
What type of boundary occurs when two tectonic plates collide?
What is a convergent boundary?
What instrument is used to measure earthquake strength?
What is a seismograph?
What is the opening at the top of a volcano called?
What is a crater?
What forms at a divergent boundary in the ocean?
What is a mid-ocean ridge?
Which layer of the Earth is made of liquid iron and nickel?
What is the outer core?
What type of boundary occurs when two tectonic plates slide past each other?
What is a transform boundary?
What is the point inside the Earth where an earthquake originates?
What is the focus?
What is magma called when it reaches the Earth’s surface?
What is lava?
What geological feature is created when a continental plate and an oceanic plate converge?
What is a trench?
Which layer of the Earth is responsible for tectonic plate movement?
What is the mantle?
What type of boundary is responsible for the formation of mid-ocean ridges?
What is a divergent boundary?
What type of fault occurs when rocks are pulled apart by tension?
What is a normal fault?
What type of volcano is broad and gently sloping, formed by low-viscosity lava flows?
What is a shield volcano?
What mountain range was formed by the collision of the Indian and Eurasian plates?
What are the Himalayas?
What is the term for the rigid outer part of the Earth, including the crust and the upper mantle?
What is the lithosphere?
Which plate boundary is most commonly associated with the formation of mountain ranges?
What is a convergent boundary?
What type of seismic wave causes the most damage on the Earth’s surface?
What are surface waves?
What is the name of the volcanic island chain formed by a hot spot under the Pacific Plate?
What are the Hawaiian Islands?
What type of landform is created by magma rising and cooling at divergent boundaries?
What are volcanic islands?
What layer of the Earth is solid but behaves plastically, allowing tectonic plates to move?
What is the asthenosphere?
What is the name of the geological feature formed where one plate is forced below another plate?
What is a subduction zone?
What is the area around the Pacific Ocean known for its high earthquake and volcanic activity?
What is the Ring of Fire?
What is the term for a large depression formed when a volcano’s summit collapses?
What is a caldera?
What is the name of the process where new ocean floor is created at mid-ocean ridges?
What is seafloor spreading?