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> 跳远时，跳到沙坑里比跳到普通地面上安全，这是因为（　　） A．人跳在沙坑里的动量比跳在地面上小 B．人跳在沙坑里的动量变化比跳在地面上小 C．人跳在沙坑里受到的冲力比跳在地面上小 D．人跳在沙坑里受到的冲量比跳在地面上小

问题：

发布时间：2024-09-13

跳远时，跳到沙坑里比跳到普通地面上安全，这是因为（　　）

A．人跳在沙坑里的动量比跳在地面上小

B．人跳在沙坑里的动量变化比跳在地面上小

C．人跳在沙坑里受到的冲力比跳在地面上小

D．人跳在沙坑里受到的冲量比跳在地面上小

参考答案：

提问用户：wE***m74

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