2秒走了10公尺,所以加速度為5
設總共花了x分鐘
速度=加速度乘上時間=5X
用V-T圖面積算出X等於10
最後全程花了10秒,還要再扣掉前面花的2秒
10-2=8
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2秒走了10公尺,所以加速度為5
設總共花了x分鐘
速度=加速度乘上時間=5X
用V-T圖面積算出X等於10
最後全程花了10秒,還要再扣掉前面花的2秒
10-2=8
Users viewing this question
are also looking at these questions 😉