Chapter 6 Flashcard Lessons 1-3

Front

What is a Dwarf Planet?

Back

An object that orbits the sun, has enough gravity to be spherical, but has not cleared the area of its orbit.

Front

Where does the sun produce an enormous amount of energy?

Back

In the core.

Front

What is solar wind?

Back

Streams of electrically charged particles that extend from the corona into space.

Front

Who is the founder of the heliocentric model?

Back

Copernicus.

Front

What is a Planet?

Back

An object that is round, orbits the sun, and has cleared out the region of the solar system along its orbit.

Front

What is the corona?

Back

The outermost layer of the sun's atmosphere, visible during a solar eclipse.

Front

What is a solar flare?

Back

A sudden eruption of energy on the sun's surface, often associated with sunspots.

Front

What is the photosphere?

Back

The visible surface of the sun, from which light is emitted.

Front

What is the chromosphere?

Back

A layer of the sun's atmosphere above the photosphere, visible during a solar eclipse.

Front

What are sunspots?

Back

Dark spots on the sun's surface caused by magnetic activity.