Kinematics (id: 007015a20)

本题目来源于试卷: Kinematics，类别为 IB数学

[填空题]
$\text { A particle travels with velocity } v \mathrm{~ms}^{-1} \text { for } 9 \text { seconds. This is shown in the graph below. }$



1. Write down the car's velocity at t=4 .   
2 . Find the car's acceleration at t=2 .   
3. Find the total distance travelled.   

参考答案:
空格1: 6±2%  空格2: 2±2%  空格3: 33±2% 


本题详细解析:

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