Thursday, May 24, 2012

Reflection

During the past unit in Science class, My class and I learned about Astronomy. Some of the things we learned about, how does the motion of the sun and the moon control the water on earth. Tides on Earth control the water level on earth, types of tides are: High tides, meap tides, low tides, and spring tides. Another concept we leaned was about other planets in our Solar System. We also focused about outer planets, not about only our Planet Earth. We learned that there are two types of planets, terrestrial and gass planets. Uranus is a example of a gass planet, while mercury is an example of a telesales planet. Regarding all of this information, the human kind had to do research for a long period of time. The first formal research was in the 15 century when Galileo Galilei have noticed new stars in the sky. Unfortunately, the church in those times was very strong and powerful, but also very straight forward, thus Galileo was banished from the country. Through centuries of research the human race came up with a new technology of space craft and space probes which have been led into space which even today stands in space, which collect data and research for us, n order to have a wider knowledge of the outer space.

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