The Dynamic Earth Review

What is the process in which the oceanic crust creates a ocean trench and is pushed back into the mantle?

• Sea Floor Spreading
• Sublimation
• Subduction
• Volcanism

What is the name of the process that continually adds new rock at the Mid Ocean Ridges and pushes old rock out, making an ocean larger?

• Sea Floor Spreading
• Sublimation
• Subduction
• Volcanism

If heat and pressure is added to an igneous rock what will it become?

• Magma
• Sedimentary
• Metamorphic
• It will stay igneous

What is the breaking down of rock by wind, water, ice, or gravity called?

• Weathering
• Erosion
• Deposition
• Cementation

What is it called when a river transports sediment?

• Weathering
• Depostion
• Erosion
• Cementation

What is it called when Sediment is packed together  by a natural force? 

• Weathering 
• Compaction
• Erosion
• Deposition

What type of rock is formed when magma or lava cools?

• Sedimentary
• Metamorphic
• Igneous
• Clastic

If an igneous rock erodes, deposits, compacts, and cements, then goes under heat and pressure, then melts into magma, then cools, then goes under heat and pressure again what type of rock has the rock become?

• Clastic
• Sedimentary
• Igneous
• Metamorphic

What is the name of the theory that was created in the early 1900's that states that the continents where at one time together and have since split apart, citing that specific fossil and landform evidence that supports the theory?

• Plate Tectonics
• Continental Drift
• Sea Floor Spreading
• Convection

What is the theorized force that moves the plates?

• Subduction
• Sea Floor Spreading
• Convection
• Mid Ocean Ridge