The Sun

Front

What is the main gas that makes up the sun?

Back

Hydrogen

Front

True or False: We could not survive without the sun.

Back

True

Front

What kind of star is the sun?

Back

A medium star

Front

Why does the sun look so big and bright?

Back

Because it's the closest star to Earth

Front

What is the sun?

Back

A star

Front

What is the temperature of the sun's surface?

Back

About 5,500 degrees Celsius (9,932 degrees Fahrenheit)

Front

What is the core of the sun?

Back

The innermost part where nuclear fusion occurs.

Front

How long does it take for sunlight to reach Earth?

Back

About 8 minutes and 20 seconds.

Front

What is solar energy?

Back

Energy from the sun that can be converted into heat or electricity.

Front

What are sunspots?

Back

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