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1. ### phy position and movement

...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. ### Resign Letter date ~

如果你係想寫由幾時至幾時 , 你就要打8號 , 但如果想寫生效日期為幾時 , 就要打9號 . 9 April 2008 遞信 .

3. ### what position should i play??

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&#39;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

4. ### The right position of Adverbs

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&quot;海豚談話的&quot; 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. ### position and movement

You have some information missing. How much does its velocity decrease? As far as I remember this question, the velocity should decrease from 30 m/s to 20 m/s in 100 m. So, I will use this to do the question. Initial velocity, u = 30 m/s Final...

6. ### java : 點樣可以係條string度搵返哂所有substring 既 position ????

Use indexOf(String str, int fromIndex) method of the String class. It returns the index of the first occurrence of the substring within the searched string, starting from the specified index. i = myString...

7. ### physics position and motion

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...

8. ### position and movement

Answer : E 任何物件於地球表面，都受到gravitational force (g) ge 影響。Gravitation force會向住地心 (earth core) 拉住件物件。 而你亦都應該學左 Gravitation force = mg 所有物件都有一個Gravitation force (mg) 向下拉 如果該物件係置於地面上...

9. ### position and movement

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...

10. ### position and movement

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...