JK Academy std 8 science chapter 19 life cycle of stars questions and answers
Chapter 19: Life cycle of stars For a PDF click on the link below. Exercises 1. Search and you will find. a. Our galaxy is called……… b. For measuring large distances…….. is used as a unit. c. The speed of light is ………… km/s. d. There are about ………. stars in our galaxy. e. The …