One day, while watching a science documentary on TV, she heard that sound cannot travel in space, because there's no air. At that moment, Brenda Bongos decided to become a sort of musical astronaut. With the help of a lot of time, a lot of books, and a lot o...
What isn’t loud is almost everything else in space. You’ve probably heard the term, “Sound doesn’t travel in a vacuum,” but it makes sense now, right? Sound is pressure waves through matter. If there’s no matter, there’s no sound. There can be immense heat, and radiation, ...
Sound does not travel at all in space. The vacuum of outer space has essentially zero air. Because sound is just vibrating air,space has no air to vibrateand therefore no sound. Why can sound not travel in space? No, you cannot hear any sounds in near-empty regions of space. Sound t...
When she heard that sound cannot travel in space, Brenda decided to ___ a space bubble, a big glass ball.的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高
一、英汉互译,翻译课文中的单词。1. space2. travel3.half4. price5. lesson6. sound7.明信片8.滑稽的9.超市10.晚上11.在今晚12.明天13.词典14.单词 相关知识点: 试题来源: 解析 一、1.太空2.(尤指长途)旅行3.一半4.价格5.课6.听起来7.postcard8. comic 9. supermarket 10. evening11. tonight ...
She did not mind getting up early. She loved morning because she could complete her two-mile run before most of her family members got up. She ran every morning so that she would realize her dream of being the best runner in the school. However, this morning was different. She would ...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
Luan Dräger专辑:Space Travel (Original Soundtrack)流派: 立即播放 收藏 分享 下载歌曲 作曲:Luan Dräger 暂无歌词 同歌手歌曲 The Last Survivor (Original Soundtrack)Luan Dräger Flying Spaghetti Monster (Original Soundtrack)Luan Dräger The Monkey King (Original Soundtrack)Luan Dräger Blades...
in which the mechanicalvibrationconstituting the wave occurs along the direction of propagation of the wave. A longitudinal wave can be created in a coiled spring by squeezing several of the turns together to form acompressionand then releasing them, allowing the compression to travel the length of...
Mach 5 is the new Mach 1. Just as aviators of old sought to break the sound barrier and travel supersonically, the search is now on for reliable and controllable ways to travel “hypersonically”, generally defined as more than five times the speed of sound. While re-entering spacecraft ...