百度试题 结果1 题目Soundtravelsat340meterspersecondinair. 相关知识点: 试题来源: 解析 根据题干:--在空气中以每秒340米的速度传播。结合提示,应该是声音:Sound。故答案为:Sound。 声音在空气中以每秒340米的速度传播。反馈 收藏
百度试题 结果1 题目1. Sound travels at a _ speed __(速度) of about340 meters per second in the air. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
The speed of sound is the distance a sound wave travels through an elastic medium. The speed of sound through air at 20 °C is equal to 343meters per second,[1]or roughly 767miles per hour. Speed of sound can be abbreviated assound; for example, 1 speed of sound can be written as...
The speed of sound in airis approximately 343 meters per second at room temperature, while the speed of sound in water is approximately 1,482 meters per second. The speed of sound in solids is generally much faster than in air or water, with the speed of sound in steel being approximately...
The speed of sound is the distance a sound wave travels through an elastic medium. The speed of sound through air at 20 °C is equal to 343meters per second,[1]or roughly 767miles per hour. Speed of sound can be abbreviated assound; for example, 1 speed of sound can be written as...
百度试题 结果1 题目 It is known to all that sound travels ___ air at a speed of about 340 meters per second. A. over B. by C. through D. across 相关知识点: 试题来源: 解析 C 反馈 收藏
选词填空。noise voice sound 6. _ travels through air at a speed of about 340 meters per second.7.—How well she sings!—Yes, she has a very beautiful _ .8.—Why didn't Jim go to the movies?—He was made out of the hall for making lots of _ . 相关知识点: 试题来源: 解析...
(or compression waves) that require matter to displace and transfer through. Sound waves travel different speeds depending on the medium they travel through; the denser the medium, the quicker the wave travels. Sound travels its slowest through air at about 343 meters per second, or 1 kilometer...
meters per second = (5 sound × 343) = 1,715 m/s Speed of sound and meters per second are both units used to measure speed. Keep reading to learn more about each unit of measure. What Is the Speed of Sound? The speed of sound is the distance a sound wave travels through an ...
Learn more aboutkilometers per second. What Is the Speed of Sound? The speed of sound is the distance a sound wave travels through an elastic medium. The speed of sound through air at 20 °C is equal to 343meters per second,[2]or roughly 767miles per hour. ...