What is a Light Year?
Yassmin Issufo
1 min•0 प्ले•0 पसंदीदा
Success & Inspiration
विवरण
<p>A brief description of a light year - a unit of distance based on how far light travels in one Earth year.</p>
निर्माता
brenda_lane
Creator
Yassmin Issufo
<p>A brief description of a light year - a unit of distance based on how far light travels in one Earth year.</p>
brenda_lane
Creator