How do airplanes actually fly? - Raymond Adkins
5:03
YouTubeTED-Ed
How do airplanes actually fly? - Raymond Adkins
Explore the physics of flight, and discover how aerodynamic lift generates the force needed for planes to fly. -- By 1917, Albert Einstein had explained the relationship between space and time. But, that year, he designed a flawed airplane wing. His attempt was based on an incomplete theory of how flight works. Indeed, insufficient and ...
已浏览 222万 次2023年2月9日
Helicopter Crash
Helicopter crashes onto a tennis court in Argentina
0:24
Helicopter crashes onto a tennis court in Argentina
YouTubeThe Hindu
已浏览 3491 次1 周前
The 47-year-old was given a 10-month jail sentence for attempting to pervert the course of justice following a fatal helicopter crash. #9News FULL STORY: https://nine.social/13Kt | 9 News Adelaide
0:22
The 47-year-old was given a 10-month jail sentence for attempting to pervert the course of justice following a fatal helicopter crash. #9News FULL STORY: https://nine.social/13Kt | 9 News Adelaide
Facebook9 News Adelaide
已浏览 1689 次1 天前
Helicopter CRASHES on Tennis Court in Buenos Aires | Pilot & Passengers Injured | N18G
4:59
Helicopter CRASHES on Tennis Court in Buenos Aires | Pilot & Passengers Injured | N18G
YouTubeCNN-News18
已浏览 130 次1 周前
热门视频
Quavo & Lenny Kravitz - FLY (Lyrics)
2:37
Quavo & Lenny Kravitz - FLY (Lyrics)
YouTubeInvertOG
已浏览 45万 次2024年8月9日
How to Tie a Perfect Wooly Bugger - Fly Tying Tutorial
7:39
How to Tie a Perfect Wooly Bugger - Fly Tying Tutorial
YouTubeFly Fish Food
已浏览 19.5万 次2023年2月6日
Life cycle of the fly, flies laying egg, eggs hatching
6:55
Life cycle of the fly, flies laying egg, eggs hatching
YouTubeGreen Best Product
已浏览 145.8万 次2017年6月17日
Helicopter Rescue
Rescue Cam: Helicopter Rescue Team Pulls Man From Raging Rapids | A&E
3:04
Rescue Cam: Helicopter Rescue Team Pulls Man From Raging Rapids | A&E
YouTubeA&E
已浏览 11.9万 次2021年2月18日
Coast Guard rescues man and dog during Hurricane Helene
0:41
Coast Guard rescues man and dog during Hurricane Helene
YouTubeU.S. Coast Guard
已浏览 86.7万 次2024年9月27日
Rescue-9 helicopter hoist rescue of injured climber on Lily Rock, Riverside County Idyllwild Ca.
21:04
Rescue-9 helicopter hoist rescue of injured climber on Lily Rock, Riverside County Idyllwild Ca.
YouTubeHook-in-Hand
已浏览 119.6万 次2023年10月15日