NC Earth and Environmental Science Unit 2 Review

Front

What is Precambrian time?

Back

The earliest part of Earth's history, covering about 88% of its geological time scale.

Front

How does sedimentary rock become metamorphic rock?

Back

Through changing temperature and pressure.

Front

What is a volcanic mountain?

Back

A mountain that forms when magma erupts onto Earth's surface.

Front

What is a fault-block mountain?

Back

A mountain that forms where faulting breaks Earth's crust into large blocks, causing some blocks to drop down relative to others.

Front

What powers tectonic plate movement?

Back

Mantle convection currents.

Front

Define sedimentary rock.

Back

Rock formed by the accumulation and compaction of mineral and organic particles.

Front

What is metamorphic rock?

Back

Rock that has been changed from its original form due to heat, pressure, or chemically active fluids.

Front

Explain the rock cycle.

Back

The continuous process of rock formation and transformation through igneous, sedimentary, and metamorphic processes.

Front

What are tectonic plates?

Back

Massive slabs of Earth's lithosphere that move and interact at their boundaries.

Front

What is the difference between erosion and deposition?

Back

Erosion is the process of wearing away rocks and soil, while deposition is the accumulation of sediments in a new location.