It can grow by about 15cm in summer because the heat causes the tower's iron(钢铁) to expand(膨胀).阅读短文,完成下列表格,每空一词。Cool facts about summer When it is summer in the northern hemisphere, it is The Earth1.___ in the southern hemisphere.Wave The biggest wave ever was 2...
II. 阅读理解 (素材选自WORLDENG- LISH)(每小题2分) 夏至日的庆祝活动 In the northern hemisphere(半球), the summer solstice(夏至) falls on 21 June. For the last 40 years a farmer in England has had a special celebration on his farm to celebrate the start of summer. Each June, thou- sa...
The most severe short-term Northern Hemisphere cooling event of the past 600 years occurred in 1601, suggesting that either the effect on climate of the eruption of Huaynaputina, Peru, in 1600 has previously been greatly underestimated, or another, as yet unidentified, eruption occurred at the ...
1. How long is the migration of an Arctic tern? The Arctic tern has an extraordinary year-long migration. 2. Why do the birds fly south in the winter? Because it gets colder and darker in the Northern hemisphere. 3. True or False?When flying north, Arctic terns fly in a straight lin...
The Arctic tern has an extraordinary year-long migration. 2. Why do the birds fly south in the winter? Because it gets colder and darker in the Northern hemisphere. 3. True or False? When flying north, Arctic terns fly in a straight line. ...
When it's summer in the northern hemisphere, it's ___ in the southern hemisphere. A. summer B. autumn C. winter D. spring 相关知识点: 试题来源: 解析 C。由于南北半球季节相反,北半球是夏季时,南半球是冬季,故选 C。反馈 收藏
When it is winter in the northern hemisphere, it is summer in the southern hemisphere. This is due to___. A. the tilt of the earth's axis B. the distance between the earth and the sun C. the rotation of the earth D. the size of the E. arth 相关知识点: 试题...
The summer solstice marks the official start of astronomical summer and the longest day of the year. It occurs when one of Earth's poles is tilted toward the sun at its most extreme angle, and due to Earth's tilt, this happens twice a year. In the Northern Hemisphere, the summer solsti...
It is winter in the northern hemisphere when it is summer in the southern hemisphere, and vice versa. The sun's declination is negative at this time...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our ex...
At the summer solstice,the Sun travels the longest path through the sky, and that day therefore has the most daylight. When the summer solstice happens in the Northern Hemisphere, the North Pole is tilted about 23.4° (23°27´) toward the Sun. ... The day has also been celebrated in...