71.why does sound travel faster in summer than in winter 352023-07 3 70.why does saturn have rings 482023-07 4 69.why does popcorn pop 452023-07 5 68.why does our recorded voice sound different 442023-07 6 67.why does ice float 342023-07 7 66.why does hot air balloon float 452023...
(travel) faster than sound. 相关知识点: 试题来源: 解析 1.travels 考查动词时态。根据句子结构,该宾语从句是叙述永恒不变的 "真理" ,时态应为一般现在时, "light" 是主语,所以谓语动词应为三单形式 "travels" 。句意:过去的人们不知道为什么光比声音传播得快。故正确答案为:travels。
A. Because light is brighter than sound B. Because light travels faster than sound C. Because sound is louder than light D. Because sound travels faster than light 相关知识点: 试题来源: 解析 B。解析:文章提到光的传播速度比声音快,所以先看到闪电后听到雷声。A 选项光比声音亮不是原因;C 选项声...
generated by earthquakes on one side of the globe, arrive at different times at a point on the other side of the globe, depending on their route through Earth's inner core. When the path has a component parallel to Earth's rotational axis, the sound waves move faster than when their pat...
【3】How does the man probably feelA.Positive. B.Stressed out. C.Apologetic. 免费查看参考答案及解析 题目: Why does Amy plan to go to RomeA.To work.B.To study.C.To travel. 免费查看参考答案及解析 题目: Mother Nature is a cruel mistress. Why Read on to find the answer.VeniceThis...
【3】What does the woman suggest doingA.Finding a larger table.B.Inviting fewer people.C.Putting two tables together. 免费查看参考答案及解析 题目: 听下面一段较长对话,回答以下小题。【1】Why did the man book a flightA.For travel.B.For study.C.For business.【2】How did the man get ...
31 The professor said that light___ faster than sound.悬赏10,速答A:travels B:traveled C:travel D:traveled32 He asked___ for the computer. A:did I pay how much B:I paid how much C:how much did I pay D:how much I paid33 He asked, “How are you getting along?”He asked...
It’s not always possible, but the weather is certainly more on my mind at that time of year rather than in the dry season when you don’t have to worry about it raining so much. Traveling (space travel) 1. Do you want to travel to the outer space?
For instance, a melodic piano tune would produce gentle movement in the stereocilia, while heavy metal would generate faster, sharper motion. This motion triggers an electrochemical current that sends the information from the sound waves through the auditory nerves to the brain. When you hear...
9. Light travels faster than sound. That's why some people appear bright until you hear them speak. 光传播得比声音快,所以有些人一直看起来很聪明,直到他们开口说话。 10. You owe nothing to your younger self, b...