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‫اﻟﺤﺮﻛﺔ اﻟﻤﺴﺘﻘﯿﻤﺔذات اﻟﻌﺠﻠﺔاﻟﻤﻨﺘﻈﺔ‬ ‫‪Uniformly accelerated rectilinear‬‬ ‫‪motion‬‬

‫اﻟﺤﺮﻛﺔ اﻟﻤﺴﺘﻘﯿﻤﺔ اﻟﻤﺘﻐﯿﺮة‬

‫ھﻰ اﻟﺤﺮﻛﺔ اﻟﺘﻰ ﯾﺤﺪث ﻓﯿﮭﺎ ﺗﻐﯿﯿﺮ ﻓﻰ ﻗﯿﻤﺔ اﻟﺴﺮﻋﺔ‬

‫ﺑﻤﺮور اﻟﺰﻣﻦ ﯾﺴﻤﻰ ﺑﺎﻟﺘﺴﺎرع) اﻟﻌﺠﻠﺔ ( ووﺣﺪة ﻗﯿﺎﺳﮫ ھﻰ م ‪ /‬ث‪.٢‬‬ ‫اﻟﺴﺮﻋﺔ اﻻﺑﺘﺪاﺋﯿﺔ‬ ‫اﻟﺴﺮﻋﺔ اﻟﻨﮭﺎﺋﯿﺔ‬ ‫اﻟﺘﺴﺎرع ) اﻟﻌﺠﻠﺔ( ج =‬ ‫اﻟﺰﻣﻦ‬

‫‪ ‬وﺣﺪات ﻗﯿﺎس اﻟﻌﺠﻠﺔ‬

‫ﺳم‪ /‬ث‬

‫‪٢‬‬

‫‪٢‬‬

‫‪ ،‬م‪ /‬ث ‪،‬‬

‫‪٢‬‬

‫م‪ /‬س‬

‫ﯾﻘﺎل إن اﻟﺠﺴﯿﻢ ﯾﺘﺤﺮك ﺣﺮﻛﺔ ﻣﻨﺘﻈﻤﺔ اﻟﺘﻐﯿﺮ أو‬

‫اﻟﺤﺮﻛﺔ ﻣﻨﺘﻈﻤﺔ اﻟﺘﻐﯿﺮ‬ ‫‪Uniformly accelerated motion‬‬

‫ﺑﺘﺴﺎرع) ﻋﺠﻠﺔ (ﻣﻨﺘﻈﻢ إذا ﻛﺎن ﻣﺘﺠﮫ اﻟﻌﺠﻠﺔ ﻣﻘﺪارً ا‬ ‫واﺗﺠﺎھًﺎ ﻟﺠﻤﯿﻊ اﻷزﻣﻨﺔ‬

‫‪‬ﻣﻌﺎدﻻت اﻟﺤﺮﻛﺔ ﻣﻨﺘﻈﻤﺔ اﻟﺘﻐﯿﺮ‬

‫‪Equations of the change uniforme motion‬‬

‫)‪(١‬ﻉ = ﻉ‪ + .‬ﺟـ ن‬ ‫)‪ (٢‬ﻑ =ﻉ‪.‬ن‪+‬‬

‫‪٢‬‬

‫‪١‬‬ ‫‪٢‬‬

‫ﺟـ ن‬

‫‪٢‬‬

‫‪٢‬‬

‫)‪ (٣‬ﻉ = ﻉ ‪ ٢ +.‬ﺟـ ﻑ‬ ‫ﺣﯿﺚ‬

‫ﻉ‪ .‬اﻟﺳرﻋﺔ اﻻﺑﺗداﺋ ﺔ‬ ‫ﻉ اﻟﺳرﻋﺔ اﻟﻧﻬﺎﺋ ﺔ‬

‫ن‬

‫ﺟـ اﻟﻌﺟﻠﺔ‬ ‫ﻑ اﻹزاﺣﺔ‬

‫اﻟزﻣن‬

‫أ‪ /‬ﺣﺴﺎم ﻛﺎﻣﻞ‪٠١٢٢٤٣٥٦٩٢٠ &٠١١٢٨٢٨٥٤٤٤‬‬

‫‪- ١٤٠ -‬‬

‫" اﻟــــﺪﻳﻨـﺎﻣـــﯿﻜـﺎ"‬


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