Answer:
the sun and moon cycle takes up 24 hours, so that is why a whole day is considered 24 hours. there are 7 days in a week based on the earths rotation and position on its axis. there are 12 months in a year because of the lunar cycles, there are just a little bit over 12 in a year. we also have been following this stuff since the time of the ancient babylons and maybe even before.
Formation of Earth and our Solar system
Answer:
1. B - Manufacturing
2. B - More-Developed countries conduct more scientific research
3. C - Tertiary
Explanation:
I Did The Quick Check :)
Answer:
frequent rain ans is 4 no
many lake ans is 3 no
frequent earthquake ans is 2 no
and scarce food ans is no 1
I think so
In the age of exploration.... Prince Henry showed the Portuguese how to navigate by studying the sun and stars until later on, he showed them the compass navigation as the only technology advance which made possible for them.
