Stars

What is an explosive release of energy that comes from the sun and that is associated with magnetic disturbances on the sun's surface called?

• nuclear fusion
• sunspot
• coronal mass ejection
• solar flare

The thin layer of the sun that is just above the photosphere and that glows a reddish color during eclipses is called what?

• chromosphere
• photosphere
• aurora
• radioactive zone

The process by which nuclei of small atoms combine to form a new, more massive nucleus is called what?

• corona
• nuclear fusion
• solar flare
• coronal mass ejection

The outermost layer of the sun's atmosphere is which of the following?

• photosphere
• chromosphere
• radioactive zone
• corona

What is a dark area of the photosphere of the sun that is cooler than the surrounding areas and that has a strong magnetic field called?

• aurora
• convective zone
• sunspot
• photosphere

Coronal gas that is thrown into space from the sun is known as...

• aurora
• coronal mass ejection
• solar flare
• prominence

Colored lights produced by charged particles from the solar wind and from the magnetosphere that react with and excite the oxygen and nitrogen of Earth's upper atmosphere is known as which of the following?

• aurora
• solar flare
• corona
• nuclear fusion

What is the visible surface of the sun called?

• photosphere
• corona
• chromosphere
• sunspot

The region of the sun's interior in which energy is carried upward by convection is the...

• convective zone
• radioactive zone
• sunspot
• corona

The zone of the sun's interior in which energy moves by radiation is called the...

• photosphere
• convective zone
• radioactive zone
• sunspot