Earth's Layers
The outer layer of the earth.
What is the crust?
75% of the world's volcanoes occur in this place.
What is the Ring of Fire?
This causes the tectonic plate to move.
What are convection currents?
The scientist who first suggested there was a Pangea.
Who is Alfred Wegener?
The definition of an aquifer.
What is an underground pool of groundwater?
The innermost layer of the earth.
What is the inner core?
Why there are so many volcanoes in the Ring of Fire.
What is because tectonic plates shift a lot?
This instrument measures the magnitude of an earthquake by drawing lines on paper.
What is a seismograph?
The plate tectonics theory.
What is there is evidence that the crust is broken into plates that are constantly in motion?
The definition of tsunami.
What is a giant wave that is cause by an earthquake, volcano, meteorite, or underwater landslide?
The layers of the earth are in order from the outside to the inside are ____________.
What is the crust, the mantle, the outer core, and the inner core?
A volcano that erupts frequently is called this.
What is an active volcano?
What is because rock melts and heats up as it nears earth's core, then rises, then cools and sinks back down.
Continental drift.
The theory that the continents are moving very slowly.
The definition of a fossil.
What are the remains, traces, or imprint of an ancient living thing, preserved in rock?
The hottest part of the earth.
What is the inner core?
What magma is called after it reaches the earth's surface.
What is lava?
This scale measures the lines on the seismogram.
What is the Richter Scale?
The three types of plate boundaries.
What are convergent, divergent, and transform boundaries?
The definition of magnitude.
What is the amount of energy released during an earthquake?
The coolest part of the earth.
What is the crust?
The three main types of volcanoes.
What are shield volcanoes, cinder cone volcanoes, and composite volcanoes?
The difference between hot springs and geysers.
What are hot springs are pools of groundwater that are heated by magma, and geysers are a specific type of hot spring that shoots hot water and steam into the air when enough pressure builds up?
The name of the supercontinent.
What is Pangea?
The definition of a renewable resource.
What is a resource that be reliable produced to generate electricity? What is geothermal energy?