Advertisements
Advertisements
प्रश्न
What is a cosmic year?
टिप्पणी लिखिए
उत्तर
The sun traveling at a speed of 250 km per second (9 lakhs km/h) takes about 225 million years to complete one revolution around the Milky Way. This period is called a cosmic year.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?