{{B}}Solar
Storm{{/B}} At the end of October 2003, a sudden solar storm hit the earth. A solar storm refers to the large amounts of charged particles released into space{{U}} (51) {{/U}}the solar energy increases. The release of the energy{{U}} (52) {{/U}}place along with the activity of the sunspots with a cycle of 11 years. This time, the{{U}} (53) {{/U}}of the storm exceeded expectations. This{{U}} (54) {{/U}}of intense solar storm was caused by the eruption of a solar flare (闪光) and the ejection (喷发) of the solar corona (日冠) on October 28, 2003. Large amounts of charged particles moved 150,000,000 kilometers through space toward the {{U}} (55) {{/U}}in 19 hours. They could affect aircraft roaming (漫游) in space. The high-energy particles will{{U}} (56) A. light B. storm C. radiation D. pressure 更多"下面的短文有15处空白,请根据短文内容为每处空白确定1个最佳选项。"的相关试题: [单项选择] 下面的短文有15处空白,请根据短文内容为每处空白确定1个最佳选项。
|