Week 25 Vocabulary Quiz

the area under ocean water

• subduction

• fault

• ocean basin

• hot spot

process in which a dense plate sinks under a less dense plate and melts in Earth’s mantle

• subduction

• fault

• ocean basin

• hot spot

a break in the rock of Earth’s crust or mantle

• subduction

• fault

• ocean basin

• hot spot

shaking and trembling that result from tectonic plate movement

• volcano

• Richter scale

• seismic waves

• earthquake

vibrations that travel through Earth carrying energy

• volcano

• Richter scale

• seismic waves

• earthquake

a rating of an earthquake’s magnitude, on a scale from 0-9, based on the size if its seismic waves

• volcano

• Richter scale

• seismic waves

• earthquake

volcano

• magma that has reached Earth’s surface

• a structure that forms in Earth’s crust when molten material reaches Earth’s surface

• molten mixture of rock-forming substances, gases, and water from Earth’s mantle

• structure that forms when magma rises into Earth’s crust but is trapped and can’t break through to the surface, causing pressure to build over time ad finally erupt

magma

• magma that has reached Earth’s surface

• a structure that forms in Earth’s crust when molten material reaches Earth’s surface

• molten mixture of rock-forming substances, gases, and water from Earth’s mantle

• structure that forms when magma rises into Earth’s crust but is trapped and can’t break through to the surface, causing pressure to build over time ad finally erupt

lava

• magma that has reached Earth’s surface

• a structure that forms in Earth’s crust when molten material reaches Earth’s surface

• molten mixture of rock-forming substances, gases, and water from Earth’s mantle

• structure that forms when magma rises into Earth’s crust but is trapped and can’t break through to the surface, causing pressure to build over time ad finally erupt

super volcano

• magma that has reached Earth’s surface

• a structure that forms in Earth’s crust when molten material reaches Earth’s surface

• molten mixture of rock-forming substances, gases, and water from Earth’s mantle

• structure that forms when magma rises into Earth’s crust but is trapped and can’t break through to the surface, causing pressure to build over time ad finally erupt