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The Daily Telegraph News in Action 4
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News in Action 4 (1999)(Daily Telegraph)[Mac-PC].iso
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1999-02-05
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397b
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9 lines
A star is born right in front of our eyes, says NASA
1 Explain why the Hubble telescope gives us better pictures than even the largest land-based telescope.
2 How far away from us is the Eagle Nebula?
3 Explain how young stars are formed.
4 The centre of a star has a temperature of about 15 000 000┬░C. Why are such high temperatures necessary before nuclear fusion can start?