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- 2011-5-24
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TIME1: The interaction between the planet and the star. Hot juipter is examplied to show the consequence
TIME2: 01'43'' Three theories explain why hot juipter halt at certain level. The gravity of the star force the gas not to leave. The dust strap prvent the gas from going inward. The gas will stop when it finish the circulating job
TIME3: 01'22'' The research shows that the trend of going inward is related with the mass of the star. And it can match with the tide theory.
TIME4: 01'58'' The birth of the nova. The nova was born when the white dwarf explores
TIME5: 01'58''
Obstacle: 04'30''
NASA is constructing a system to study the sonic .
People are taken to do the test to see how heavy the people can bear the sonic
Certain automic system is set up to avoid the harmness of the sonic to the tester. When the sonic is too high, the system will shut down by itself
After the test, the tested will be checked to make sure these is no damage for theri hearing
This study help to reveal what level can the human bear the sonic |
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