The Speed of Sound & How does Sound Travel? A Fundamental Understanding
8:20
YouTubeBranch Education
The Speed of Sound & How does Sound Travel? A Fundamental Understanding
Sound moves incredibly fast! You snap your fingers, and it can be heard almost instantly throughout an entire room. But how does sound travel so quickly? ...
已浏览 41.1万 次2018年8月30日
Ocean Waves Sounds
Travel to the Depths of Our Mysterious Oceans | 4K UHD | Blue Planet II | BBC Earth
1:07:23
Travel to the Depths of Our Mysterious Oceans | 4K UHD | Blue Planet II | BBC Earth
YouTubeBBC Earth
已浏览 2534.2万 次2023年9月6日
Ocean 4K ULTRA HD - Sea Animals for Relaxation & Calming Music
10:19
Ocean 4K ULTRA HD - Sea Animals for Relaxation & Calming Music
YouTubeScenic Nature Relaxation
已浏览 684.4万 次2022年6月29日
Ocean Stories | Full Series | Free Documentary Nature
2:27:48
Ocean Stories | Full Series | Free Documentary Nature
YouTubeFree Documentary - Nature
已浏览 1098.3万 次2023年4月8日
热门视频
Propagation of Sound
11:36
Propagation of Sound
YouTubeManocha Academy
已浏览 96.7万 次2018年11月21日
SOUND for Kids 🔊📣 Loundness, Pitch and Timbre 🎵🎧 Science for Kids
6:22
SOUND for Kids 🔊📣 Loundness, Pitch and Timbre 🎵🎧 Science for Kids
YouTubeSmile and Learn - English
已浏览 35.6万 次2022年9月27日
The Pitch and Loudness of Sound, and a Comparison of Audible Frequency Ranges
7:14
The Pitch and Loudness of Sound, and a Comparison of Audible Frequency Ranges
YouTubeKnowledge Platform
已浏览 27.4万 次2019年2月27日
Rain and Thunder Sounds
10 Hours Rain & Thunder | Rainstorm Sounds for Sleep, Studying or Relaxation | Nature White Noise
10:00:00
10 Hours Rain & Thunder | Rainstorm Sounds for Sleep, Studying or Relaxation | Nature White Noise
YouTubeRelaxing White Noise
已浏览 1935.9万 次2017年6月26日
EPIC THUNDER & RAIN | Rainstorm Sounds For Relaxing, Focus or Sleep | White Noise 10 Hours
9:59:59
EPIC THUNDER & RAIN | Rainstorm Sounds For Relaxing, Focus or Sleep | White Noise 10 Hours
YouTubeRelaxing White Noise
已浏览 1.8亿 次2015年4月7日
⚡ Strong Rain Thunderstorm Sounds for Sleeping | Heavy Rain & Intense Thunder on Old House at Night
10:00:00
⚡ Strong Rain Thunderstorm Sounds for Sleeping | Heavy Rain & Intense Thunder on Old House at Night
YouTubeLUCASTA
已浏览 437.4万 次2023年4月11日