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。
Don't hesitate anymore. The best time to invest is now. Employers are encouraged to B sales in the form. A travel accent is a person of business that arrange these people's holidays and then raise. Although the young man failed in starting his own business, he didn't lose face. The ...
Examines why compressional sound waves travel faster along the earth's axis in the inner core. Analysis of the origin of the seismic anisotropy observed in the inner core; Collaboration among several scientists to come up with a method of calculating the elasticity of iron in the inner core; ...
Unique travel experiencesC. Why I still travel to the wild D. How I overcame the fear of disease 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 Maggie meet the teacherA. Her son did badly at school.B. They made an appointment.C. She was badly in need...
He still could not throw any further light on why the elevator could have become jammed... 对于电梯为什么会卡住他仍旧给不出更多的解释。 柯林斯高阶英语词典 Experts wonder why the US government is not taking similarly strong actions against AIDS in this country... 专家们对为什么美国政府没在这个...
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 iconic city is sinking rapidly. The canals that make up the streets of Venice rise 2mm every year, making re...
1033 Travel Time by:东林传声筒 193 Interstellar Travel 6 by:嘻哈有态度 1787 Travel in China by:渔贝 569 Soul Travel-Soul Starr by:嘻哈有态度 6102 L4 photo travel by:惜扬妈妈 785 旅游英语Travel English by:知行绘本 584 Pack Light, Travel Far-Villa by:嘻哈有态度 64 Travel Through-Billy Hoy...
Cat, so that the Mice, being warned by the sound of the tinkling, might run away and hide themselves in their holes at his approach.But when the Mice further debated who among them should thus "bell the Cat," there was no one found to do it. Page27The Wolf and the Housedog A ...
Click here:point_up_2:to get an answer to your question :writing_hand:what is vacuum explain why sound cannot travel through vacuum