Because Astronomers use light-year instead of kilometers to measure distances in the universe because distances in space are so huge that km would be too large to manage.
Answer:
It depends if you know what to do
Explanation:
Hope this helps
Answer:
Explanation:
It comes from pre-algebra
By the 1830s, farmers were using new fertilizers on crops and feeding artificial feeds to livestock. ... The Agricultural Revolution<span> was a period of technological improvement and increased crop productivity that occurred during the 18th and early 19th centuries in Europe</span>