Points of Light Unit Assessment

Front

What is the Sun?

Back

The Sun is a star at the center of our solar system that provides light and heat.

Front

Is the Sun the hottest type of star?

Back

No, the Sun is not the hottest type of star.

Front

Why does the Sun look larger than other stars?

Back

The Sun looks larger than other stars because it is much closer to Earth.

Front

What type of energy does the Sun provide?

Back

The Sun provides energy in the form of light and heat.

Front

Where does the Sun's energy come from?

Back

The Sun's energy comes from within itself, through nuclear fusion.

Front

What is a star?

Back

A star is a massive, luminous sphere of plasma held together by gravity.

Front

What is nuclear fusion?

Back

Nuclear fusion is the process by which two light atomic nuclei combine to form a heavier nucleus, releasing energy.

Front

What is the difference between the Sun and other stars?

Back

The Sun is closer to Earth than other stars, making it appear larger and brighter.

Front

What are the main components of the Sun?

Back

The Sun is made up of hot glowing gases, primarily hydrogen and helium.

Front

What is the temperature of the Sun?

Back

The surface temperature of the Sun is about 5,500 degrees Celsius (9,932 degrees Fahrenheit).