Traditional Culture Encyclopedia - Photography and portraiture - February 20 14, the 22nd Winter Olympics was successfully held in Sochi, Russia. In the downhill competition of alpine skiing, athletes start from standstill and level the slide.
February 20 14, the 22nd Winter Olympics was successfully held in Sochi, Russia. In the downhill competition of alpine skiing, athletes start from standstill and level the slide.
(1) obtained from the displacement formula of uniform linear motion: x= 12at2, and obtained by substituting the data: a = 5m/s2;
(2) 2) Speed at the end of 2s: v = at = 5× 2 =10m/s;
Answer: (1) The athlete's acceleration is 5m/s2;
(2) At the end of 2)2s, the athlete's speed is 10m/s 。
- Previous article:Where was Chen Yu born?
- Next article:Three photos
- Related articles
- Urgent! China's Modern Film Art Thesis
- Planning photography creativity
- Cook millet porridge with cold water or boiling water.
- How about Wuhan Media College?
- Is Changsha Pan Xiaobao Parent-child Restaurant expensive?
- Where is Oyou Grapefruit Hotel (Xinzheng International Airport Store)?
- Li Randi's "Young Chess King", "Hello, Old Times" and "Who Did You Lose to"
- Dream of Caragana root
- What stone is turquoise?
- How much does it cost to train a film and television director?