THE SUN

Front

What is the process where the nuclei of atoms merge together to form new, heavier chemical elements?

Back

Nuclear fusion.

Front

What phenomenon in the sky is caused by electrically charged particles from the sun when they reach Earth?

Back

Auroras (Northern and Southern Lights).

Front

How many layers make up the interior of the sun?

Back

3.

Front

What are cool, dark areas on the sun called?

Back

Sunspots.

Front

What are the auroras seen in the Southern Hemisphere called?

Back

Aurora Australis.

Front

What is the outermost layer of the sun's atmosphere called?

Back

Corona.

Front

What are sudden eruptions of energy on the sun's surface called?

Back

Solar flares.

Front

What is the term for large bursts of solar wind and magnetic fields rising above the solar corona?

Back

Coronal mass ejections.

Front

What is the name of the visible surface of the sun?

Back

Photosphere.

Front

What is the core of the sun responsible for?

Back

Nuclear fusion, where energy is produced.