运动的汽车间保持适当车距的必要性

• 作 者: 陈禹含
• 机 构: 长沙市雅礼中学,
• 出 处: 散文百家(新语文活页)
• 发表日期: 2016年04期
• 关键词: 车距 匀速直线 高中物理 制动性能 行车速度 匀速行驶 行驶速度 学习过程 解题方法 前车

对于保持运动的汽车来说,与前后方的车辆相距一定的距离尤为重要,这是保证车辆行驶安全的关键环节。运动的车辆要保持一定的车距,而保持距离的多少要根据驾驶员的反应、行车速度和汽车的制动性能进行判断。本文以匀速直线运动和计算加速度的两个高中常见的物理例子为出发点,探讨运动中的车辆保持必要的车距的重要性。

For the car to keep moving, the distance from the front and the rear of the vehicle is very important, which is the key to ensure the safety of the vehicle. Movement of vehicles to maintain a certain distance, and how much to maintain the distance based on the reaction of the driver, driving speed and braking performance of the car to judge. In this paper, two common high-school physics examples of uniform linear motion and acceleration are taken as a starting point to discuss the importance of maintaining the necessary distance between vehicles in motion.