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  1. ...time . 3. First statment is false. The acceleration at any time and position is equal to the acceleration due to gravity, which is not zero.Second...

  2. You can be a good SF if you: can increase your percentage of lay up, ft to 90% grow a bit taller (183cm) & weight 175p (it's not easy to add 55p) Your other skills are good enough as a forward, if you stay with your weight & height as you are now...

    分類:體育 > 籃球 2006年12月29日

  3. ...information you provided, I suggest that you play the following four positions : left or right midfielder, left or right inside forward. As you haven't ...

    分類:足球 > 其他 - 足球 2006年11月08日

  4. 是要翻嗎?? 如果翻中文的話是應該是這樣! 一天, 然而, 科學家的當中一個決定減少"海豚談話的" 錄聲磁帶的速度。對於他的意外, 他發現, 口哨和點擊, 以慢速, 聽起來更多像人的聲音。 我想知道何處副詞的正確的位置應該它投入了? 作為樣品上面: 我發現了副詞&quot...

    分類:社會及文化 > 語言 2008年05月27日

  5. 你不可以這樣計,因為你無法得知個Ball是在何時何地開始Fall freely from rest,也無法得知個Ball在Point A的速度 但你在Sub數時,已假設個Ball是在Point A fall freely from rest,也就是事先假設個Ball在...

  6. Let d be the distance between A and B hence time t1 to travel from A to B = distance/speed = d/1 = d time t2 to travel from B to A = d/2 Total distance travelled in the whole journey = 2d total time taken = t1 + t2 = d + d/2 = 3d/2 Therefore, average...

  7. s=ut+(1/2)at2 if t=1, s=0+(1/2)(10)(1)2 s=5 m if t=2, s=0+(1/2)(10)(2)2 s=20 m if t=3, s=0+(1/2)(10)(3)2 s=45 m 45 m係指該物件由t=0到t=3期間所行走的distance/displacement 0 s to 1 s is the first second 1.01 s to 2 s is the second second(第二秒) 2.01 s to 3 s is...

  8. First of all, after 20 minutes, the car has travelled 60 x (20/60) = 20 km. So at that time the car still has to travel 40km. If the car travels at 80 km/h for the remaining distance, it needs a further 40/80 = 0.5 hours or 30...

  9. Initial velocity, u = 50 km/h = 50 / 3.6 = 13.89 m/s Final velocity, v = 0 Stopping distance, s = 15 m By equation of motion, v2 = u2 - 2as 0 = (13.89)2 - 2a(15) Deceleration, a = 6.43 ms-2 Now, initial velocity, u = 70 km/h = 70/3.6 = 19.44 m/s By equation of motion, v2 = u2...

  10. Yes, the title of Executive is usually more senior than that of Administrator. I assume you are referring to an office in the private sector. An Executive is empowered to act (or execute) on behalf of the...