Vocabulary
A scientist who studies rocks and Earth
What is a geologist?
Helps track plate movement by measuring how land shifts over time
What is GPS (Global Positioning System)?
Rocks that are formed from pressure as layers of sediment are compacted
What is sedimentary rock?
Type of rock that forms from cooled lava or magma
What is igneous rock?
A place that lava erupts from Earth
What is a volcano?
Rock formed from heat and pressure and changes the type of rock
What is metamorphic rock?
A tool used to measure earthquakes by detecting seismic waves
What is a seismograph?
The movement of sediment from one place to another
The hottest layer of Earth, as hot as the surface of the sun
What is the inner core?
A tool used to monitor volcanic activity by detecting small changes in the shape of the volcano
What is a tiltmeter?
The shaking that happens during an earthquake
What is seismic waves?
The boundary in which plates move toward each other and can form mountains or volcanoes
What is a convergent boundary?
A tool that detects changes in gases released by a volcano, which can signal an eruption
What is a spectrometer?
The idea that the continents were once connected
What is Continental Drift?
The scientist who proved that the continents were once connected due to the evidence of the same fossils on continents thousands of miles apart
Who is Alfred Wagner?