CBA 3 Review

Front

What is the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary?

Back

Subduction

Front

In which category is our Sun located?

Back

Main Sequence

Front

What type of galaxy is characterized by a spiral shape?

Back

Spiral Galaxy

Front

Where does star formation begin?

Back

Nebula

Front

What type of galaxy has no defined pattern or shape?

Back

Irregular Galaxy

Front

What is the term for the boundary where two tectonic plates meet?

Back

Plate Boundary

Front

What is the name of the process that creates new oceanic crust at mid-ocean ridges?

Back

Sea-floor Spreading

Front

What type of galaxy is typically older and has a more uniform brightness?

Back

Elliptical Galaxy

Front

What is the main sequence in stellar evolution?

Back

A continuous and distinctive band of stars that appears on plots of stellar color versus brightness.

Front

What is a nebula?

Back

A giant cloud of dust and gas in space, often the birthplace of stars.