Stars

The energy from the sun is created by a process called:

• nuclear fission
• nuclear fusion
• nuclear reaction
• nuclear core

Energy is created in the core when two _____________ atoms join together to form a ______________ atom.

• helium, hydrogen
• carbon, hydrogen
• nitrogen, helium
• hydrogen, helium

When we look at the sun, what layer are we viewing?

• photosphere
• chromosphere
• corona
• convection zone

What layer gives the sun it's reddish color during a solar eclipse?

• convection zone
• corona
• chromosphere
• photosphere

What layer of the sun's atmosphere gives the sun its "white halo" during a solar eclipse?

• chromosphere
• photosphere
• corona
• atmosphere

Areas of gas on the sun's surface that are cooler than gases around them are called:

• corona
• prominences
• sunspots
• solarspots

These are the pretty lights that occur at the north and south poles.

• Photosphere
• Aurora
• Magnetic field
• Solar wind

These can disrupt electronics on Earth.

• Sunspots
• Solar flares
• Comets
• Mars

Which statement is true about the sun?

• It is a star.    
• It is the largest star in our galaxy. 
• It is a planet close to Earth.
• It is a moon. 

What is one thing that makes the sun different from the other stars?

•  It is the largest star   
•  It is the star that gives off the most heat energy 
• It is the brightest star  
• It is the closest star to Earth