重力的施力物体是 由于______而使物体受到的力叫做重力,地球表面附近的__...
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\u6545\u7b54\u6848\u4e3a\uff1a\u91cd\u529b\uff1b\u5730\u7403\uff0e
\uff081\uff09\u91cd\u529b\u7684\u6982\u5ff5\u662f\uff1a\u7531\u4e8e\u5730\u7403\u7684\u5438\u5f15\u800c\u4f7f\u7269\u4f53\u53d7\u5230\u7684\u529b\u53eb\u91cd\u529b\uff1b\uff082\uff09\u5730\u7403\u9644\u8fd1\u7684\u7269\u4f53\u90fd\u53d7\u5230\u5730\u7403\u7684\u5438\u5f15--\u91cd\u529b\u4f5c\u7528\uff1b\uff083\uff09\u7269\u4f53\u53d7\u5230\u7684\u91cd\u529b\u662f\u7531\u4e8e\u5730\u7403\u7684\u5438\u5f15\u4ea7\u751f\u7684\uff0c\u6545\u91cd\u529b\u7684\u65bd\u529b\u7269\u4f53\u662f\u5730\u7403\uff1b\uff084\uff09\u751f\u6d3b\u4e2d\uff0c\u7269\u4f53\u6240\u53d7\u91cd\u529b\u7684\u5927\u5c0f\u901a\u5e38\u53eb\u7269\u91cd\uff1b\uff085\uff09\u91cd\u529b\u7684\u65b9\u5411\u662f\u7ad6\u76f4\u5411\u4e0b\u7684\uff0c\u5373\u6307\u5411\u5730\u5fc3\uff1b\u6545\u7b54\u6848\u4e3a\uff081\uff09\u5730\u7403\u7684\u5438\u5f15\uff1b\uff082\uff09\u4e00\u5207\u7269\u4f53\uff1b\uff083\uff09\u5730\u7403\uff1b\uff084\uff09\u7269\u91cd\uff1b\uff085\uff09\u7ad6\u76f4\u5411\u4e0b\uff0e
物体由于受到地球的吸引而产生的力叫重力,所以重力的施力物体是地球;且重力的作用点叫做重心.故答案为 地球,重心.
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绛旓細閲嶅姏鐨勬柦鍔涚墿浣撴槸鍦扮悆銆傜墿浣撶敱浜庡湴鐞冪殑鍚稿紩鑰屽彈鍒扮殑鍔涘彨閲嶅姏銆傞噸鍔涚殑鏂藉姏鐗╀綋鏄湴蹇冪悆銆傞噸鍔涚殑鏂瑰悜鎬绘槸绔栫洿鍚戜笅銆傜墿浣撳彈鍒扮殑閲嶅姏鐨勫ぇ灏忚窡鐗╀綋鐨勮川閲忔垚姝f瘮锛岃绠楀叕寮忔槸锛欸=mg锛実涓烘瘮渚嬬郴鏁帮紝g=9.8N/kg锛
绛旓細閲嶅姏鐨勬柦鍔涚墿浣撴槸鍦扮悆锛屽彈鍔涚墿浣撳氨鏄墍鐮旂┒鐨勭墿浣擄紝姣斿鐮旂┒鐨勯搮鐞冨彈鍒扮殑閲嶅姏锛屽彈鍔涚墿浣撳氨鏄搮鐞冿紝瑕佺爺绌堕浮铔嬪彈鍒扮殑閲嶅姏锛屽彈鍔涚墿浣撳氨鏄浮铔
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绛旓細閲嶅姏鐨勬柟鍚戞绘槸绔栫洿鍚戜笅銆傜墿浣撶敱浜庡湴鐞冪殑鍚稿紩鑰屽彈鍒扮殑鍔涘彨閲嶅姏锛圙ravity锛夈閲嶅姏鐨勬柦鍔涚墿浣撴槸鍦扮悆銆傜墿浣撳彈鍒扮殑閲嶅姏鐨勫ぇ灏忚窡鐗╀綋鐨勮川閲忔垚姝f瘮锛岃绠楀叕寮忔槸锛欸=mg锛実涓烘瘮渚嬬郴鏁帮紝澶у皬绾︿负9.8N/kg锛岄噸鍔涢殢鐫绾害澶у皬鏀瑰彉鑰屾敼鍙橈紝璐ㄩ噺涓1kg鐨勭墿浣撳彈鍒扮殑閲嶅姏涓9.8N銆傞噸鍔涗綔鐢ㄥ湪鐗╀綋涓婄殑浣滅敤鐐瑰彨閲嶅績銆傜壒寰 鐙...