When the sun shines on it, it looks bright. When the moon is full, it looks very beautiful.( )21. Why does the sun look bigger than any other star? A. Because it is bigger than any other star. B. Because it is hotter than any other star. C. Because it is much nearer to us...
(2)T.根据"Without the sun,there would be no life on our planet.没有太阳,地球上就没有生命。"可知没有太阳,地球上就不会有生命。故答案为T。(3)T.根据"It is bigger and hotter than the Sun.它比太阳更大、更热。"可知Certauri比太阳更大更热。故答案为T。(4)F.根据"The Earth is only ...
The stars we see at night look smaller because they are much farther away than the sun. Fun facts about stars: The color of a star can help us tell how hot the star is. Red stars are hot. Yellow stars are hotter than red stars. Green stars are hotter than yellow stars. 1. Star...
根据“Without the sun, there would be no life on our planet”可知没有太阳我们的行星上将没有生命,故答案为T。 (3)题详解: 细节理解题。根据“It is bigger and hotter than the Sun”可知半人马阿尔法星比太阳还要大,还要热,故答案为T。 (4)题详解: 细节理解题。根据“It takes four years for...
5.【答案】Alpha Centauri is bigger and hotter than the sun.【解析】由题干可知“太阳比半人马阿尔法星更小并且温度更低。”可以根据文章第二段第二句“It is bigger and hotter than the sun.”可知半人马阿尔法比太阳更大并且温度温度更高为同义替换,由此得出答案。6.【答案】①light ②further ③visited...
If the depletion signature depends on the size of the convective zone, then stars hotter than the Sun should, in principle, show enhanced volatile-to-refractory abundance differences. Thus, we have also selected a sample of late F- and early G-type main-sequence stars with high-quality ...
Early results from CoRoT came from a number of preselected main-sequence stars that are slightly hotter than the Sun (Michel et al., 2008) of which HD49933 became the best known ‘prototype’. This star is an F5V star about 1000 K hotter than the Sun. In these hotter stars the stochas...
The light of the moon comes from the sun. A. sun B. moon C. stars D. earthA. light B. round C. smaller D. biggerA. It B. The moon C. The stars D. TheyA. hotter B. bigger C. smaller D. higherA. nearer B. farther C. far away D. higher...
However, the interior may vary with respect to the location of the layers. Stars like the Sun and those less massive than the sun have the layers in the order described above. Stars that are several times more massive than the sun have convective layers deep in their cores and radiative ou...
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