Sun is a star and it is considered the center of the solar system galaxy. The sun is much more than just the gravitational center of our galaxy. In truth, it is the center of life for our world. Every living thing on Earth
The Video explains you structure and various functions of plant and animal cells.
Disasters have a huge effect on people and causes great damage, destruction, and often loss of life. A natural disaster is a
Sun is a star and it is considered the center of the solar system galaxy. The sun is much more than just