个人资料图片
English
  • 全部
  • 搜索
  • 本地搜索
  • 图片
  • 视频
    • 短视频
  • 地图
  • 更多
    • 资讯
    • 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
How Sound Travels Across Different Mediums
6:23
YouTubeKnowledge Platform
How Sound Travels Across Different Mediums
Sound energy is produced when an object vibrates. The sound vibrations cause waves of pressure that travel through a medium, such as air, water, wood or metal. Sound energy is a form of mechanical energy. Do not forget to subscribe the channel! Want to access more content for free to prepare for your board exams? Visit http://www ...
已浏览 37.4万 次2019年2月20日
Northern Bobwhite Call
Introducing the Northern Bobwhite Quail – theHunter: Call of the Wild - Mississippi Acres Preserve. So-named after its distinctive calls, this staple game avian is found widespread across parts of Mexico and most of the Eastern USA. Bobwhite quails are gregarious and live in groups called coveys most of the year. Like other species of quails, bobwhite quails hide in thick vegetation when they feel threatened and need to be flushed out by hunters. Their mottled plumage is well adapted for this st
0:16
Introducing the Northern Bobwhite Quail – theHunter: Call of the Wild - Mississippi Acres Preserve. So-named after its distinctive calls, this staple game avian is found widespread across parts of Mexico and most of the Eastern USA. Bobwhite quails are gregarious and live in groups called coveys most of the year. Like other species of quails, bobwhite quails hide in thick vegetation when they feel threatened and need to be flushed out by hunters. Their mottled plumage is well adapted for this st
FacebookTheHunter: Call of the Wild
已浏览 1.4万 次2021年12月6日
Northern Bobwhite
Northern Bobwhite
a-z-animals.com
2020年10月21日
Northern Bobwhite Identification, All About Birds, Cornell Lab of Ornithology
Northern Bobwhite Identification, All About Birds, Cornell Lab of Ornithology
allaboutbirds.org
2010年1月28日
热门视频
Sound: Crash Course Physics #18
9:39
Sound: Crash Course Physics #18
YouTubeCrashCourse
已浏览 188.6万 次2016年8月4日
Sound Waves, Intensity level, Decibels, Beat Frequency, Doppler Effect, Open Organ Pipe - Physics
3:35:30
Sound Waves, Intensity level, Decibels, Beat Frequency, Doppler Effect, Open Organ Pipe - Physics
YouTubeThe Organic Chemistry Tutor
已浏览 79.8万 次2016年11月28日
Introduction to Sound | Physics | Don't Memorise
1:59
Introduction to Sound | Physics | Don't Memorise
YouTubeInfinity Learn NEET
已浏览 38.1万 次2017年9月11日
Northern Bobwhite Hunting
Northern Bobwhite Quail Behavior in Captivity
0:09
Northern Bobwhite Quail Behavior in Captivity
TikTokbobwhitequail
已浏览 63.5万 次2024年1月14日
Northern Bobwhite | State of Tennessee, Wildlife Resources Agency
Northern Bobwhite | State of Tennessee, Wildlife Resources Agency
tn.gov
5 个月之前
Hillary on TikTok
0:08
Hillary on TikTok
TikTokbobwhitequail
已浏览 5万 次2023年3月16日
Sound: Crash Course Physics #18
9:39
Sound: Crash Course Physics #18
已浏览 188.6万 次2016年8月4日
YouTubeCrashCourse
Sound Waves, Intensity level, Decibels, Beat Frequency, Doppler Effect, Open Organ Pipe - Physics
3:35:30
Sound Waves, Intensity level, Decibels, Beat Frequency, Dopple…
已浏览 79.8万 次2016年11月28日
YouTubeThe Organic Chemistry Tutor
Introduction to Sound | Physics | Don't Memorise
1:59
Introduction to Sound | Physics | Don't Memorise
已浏览 38.1万 次2017年9月11日
YouTubeInfinity Learn NEET
Sound Properties (Amplitude, Period, Frequency, Wavelength) | Physics | Khan Academy
5:16
Sound Properties (Amplitude, Period, Frequency, Wavelength) | …
已浏览 68.8万 次2014年1月1日
YouTubekhanacademymedicine
Sound Wave Experiments | Waves | Physics | FuseSchool
6:03
Sound Wave Experiments | Waves | Physics | FuseSchool
已浏览 50.1万 次2020年5月17日
YouTubeFuseSchool - Global Education
How Sound Works - The Physics of Sound Waves
16:13
How Sound Works - The Physics of Sound Waves
已浏览 19.4万 次2015年5月3日
YouTubeMr. McMath
What is Sound? The Fundamental Science Behind Sound
9:41
What is Sound? The Fundamental Science Behind Sound
已浏览 60.8万 次2018年9月25日
YouTubeBranch Education
4:17
How is Sound Produced, and What Is Sound Energy?
已浏览 23.9万 次2019年2月20日
YouTubeKnowledge Platform
2:41
What is Sound Energy?
已浏览 3.7万 次2022年9月16日
YouTubeLaFountaine of Knowledge
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