The Sun

The sun is the star at the center of our solar system. It is a nearly perfect sphere of hot plasma, with internal convective motion that generates a magnetic field via a dynamo process. The sun is by far the most important source of energy for life on Earth. It provides the light and warmth necessary for all living things to survive.

Key Facts About the Sun:

• The sun is about 4.6 billion years old.
• It is about 93 million miles away from Earth.
• The sun's surface temperature is about 10,000 degrees Fahrenheit.
• The sun's core temperature is about 27 million degrees Fahrenheit.
• The sun's energy is produced through nuclear fusion reactions.

Study Guide Questions:

1. What is the sun?
2. How old is the sun?
3. What is the distance between the sun and the Earth?
4. What is the temperature of the sun's surface?
5. How is the sun's energy produced?

Understanding the sun is fundamental to understanding our solar system and the world around us. It is also crucial for understanding topics like climate, weather, and the environment.

Learning about the sun can also inspire curiosity about space and astronomy, and can lead to a deeper understanding of the universe.