个人资料图片
English
  • 全部
  • 搜索
  • 图片
  • 视频
    • 短视频
  • 地图
  • 资讯
  • 更多
    • 购物
    • 航班
    • 旅游
  • 笔记本
报告不当内容
请选择下列任一选项。
  • 时长
    全部短(小于 5 分钟)中(5-20 分钟)长(大于 20 分钟)
  • 日期
    全部过去 24 小时过去一周过去一个月去年
  • 清晰度
    全部低于 360p360p 或更高480p 或更高720p 或更高1080p 或更高
  • 源
    全部
    Dailymotion
    Vimeo
    Metacafe
    Hulu
    VEVO
    Myspace
    MTV
    CBS
    Fox
    CNN
    MSN
  • 价格
    全部免费付费
  • 清除筛选条件
  • 安全搜索:
  • 中等
    严格中等(默认)关闭
筛选器
Propagation of Sound
11:36
YouTubeManocha Academy
Propagation of Sound
Propagation of Sound: How Does Sound Travel? We explore Sound Waves and learn about transmission of Sound. Sound needs a medium to travel. Sound can travel in solids ...
已浏览 99万 次2018年11月21日
短视频
Production of sound | Mechanical waves and sound | Physics | Khan Academy
3:46
已浏览 32.8万 次
Production of sound | Mechanical waves and sound | Physics | Khan Academy
khanacademymedicine
How Sound Works - The Physics of Sound Waves
16:13
已浏览 19.5万 次
How Sound Works - The Physics of Sound Waves
Mr. McMath
Train Sounds for Relaxation
Train Evolution in 20 Seconds
0:21
Train Evolution in 20 Seconds
YouTubeHoss Design USA
已浏览 334.1万 次2023年5月25日
Amtrak Autro Train tour: roomette, bathroom and shower
1:12
Amtrak Autro Train tour: roomette, bathroom and shower
YouTubeHunt & Peck Blog
已浏览 1.2万 次2021年4月22日
entire #train was blown over this morning. Northwest of Cheyenne, #Wyoming
0:11
entire #train was blown over this morning. Northwest of Cheyenne, #Wyoming
TikToktrendy_viewz
已浏览 160万 次6 天之前
热门视频
Sound: Wavelength, Frequency and Amplitude.
5:49
Sound: Wavelength, Frequency and Amplitude.
YouTubeScience Sauce
已浏览 59.3万 次2018年5月2日
GCSE Physics - Sound Waves and Hearing
5:08
GCSE Physics - Sound Waves and Hearing
YouTubeCognito
已浏览 44.7万 次2020年2月26日
What is Sound? The Fundamental Science Behind Sound
9:41
What is Sound? The Fundamental Science Behind Sound
YouTubeBranch Education
已浏览 61万 次2018年9月25日
Train Horns Compilation
railway | train | ticket | maharashtra | northindian
0:36
railway | train | ticket | maharashtra | northindian
YouTubeThanthi TV
已浏览 136万 次6 天之前
VERY FAST (70MPH?) BNSF FRIEGHT TRAIN - Holbrook, AZ!
1:04
VERY FAST (70MPH?) BNSF FRIEGHT TRAIN - Holbrook, AZ!
YouTubeTRAIN BOYZ
已浏览 29万 次2018年4月7日
Adam Matthews on Instagram: "“The Christmas Train is coming!” The Indiana Rail Experience’s 2025 Cameron Christmas Train whistling into Jonesville, Michigan with Litter River Railroad No. 110 on November 22, 2025. Photo Gallery - https://www.trainwizardpro.com/Cameron-Christmas-Train-2025 #littleriverrailroad #baldwinlocomotiveworks #steamlocomotive #steamengine #locomotive #railroad #steamtrain #railway #trains #railroadhistory #trainspotting #railfan #trainspotter #railtravel #trainride #sceni
1:27
Adam Matthews on Instagram: "“The Christmas Train is coming!” The Indiana Rail Experience’s 2025 Cameron Christmas Train whistling into Jonesville, Michigan with Litter River Railroad No. 110 on November 22, 2025. Photo Gallery - https://www.trainwizardpro.com/Cameron-Christmas-Train-2025 #littleriverrailroad #baldwinlocomotiveworks #steamlocomotive #steamengine #locomotive #railroad #steamtrain #railway #trains #railroadhistory #trainspotting #railfan #trainspotter #railtravel #trainride #sceni
Instagramtrain_wizard_productions
已浏览 23.1万 次2 周前
Sound: Wavelength, Frequency and Amplitude.
5:49
Sound: Wavelength, Frequency and Amplitude.
已浏览 59.3万 次2018年5月2日
YouTubeScience Sauce
GCSE Physics - Sound Waves and Hearing
5:08
GCSE Physics - Sound Waves and Hearing
已浏览 44.7万 次2020年2月26日
YouTubeCognito
What is Sound? The Fundamental Science Behind Sound
9:41
What is Sound? The Fundamental Science Behind Sound
已浏览 61万 次2018年9月25日
YouTubeBranch Education
Production of sound | Mechanical waves and sound | Physics | Khan Academy
3:46
Production of sound | Mechanical waves and sound | Physics | Kha…
已浏览 32.8万 次2013年12月29日
YouTubekhanacademymedicine
How Sound Works - The Physics of Sound Waves
16:13
How Sound Works - The Physics of Sound Waves
已浏览 19.5万 次2015年5月3日
YouTubeMr. McMath
What is Sound Intensity? | Physics
6:35
What is Sound Intensity? | Physics
已浏览 11.9万 次2020年8月19日
YouTubeNajam Academy
观看更多视频
静态缩略图占位符
更多类似内容
反馈
  • 隐私
  • 条款