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Cinematica

clasa a 10-a

QuestionAnswer
Cinematica este o ramură a mecanicii clasice ce se ocupă cu... studiul mișcării obiectelor fără a lua în considerație cauza ce duce la această mișcare.
Poziția unui punct în spațiu este ... locația sa relativă față de o origine.
Drum parcurs este ... lungimea traiectoriei.
Traiectorie este ... linia descrisa de punctual material in procesul miscarii.
Deplasare este ... un vector ce leaga punctual initial al traiectoriei cu cel final.
Viteza este ... deplasarea punctului material intr-o unitate de timp.
Miscare este ... schimbarea pozitiei unui corp fata de altul.
Vectori este o marime ce se caracterizeaza prin ... valoare numerica si sens si se compun conform regulii paralelogramului.
Punct material este ... corpul, dimensiunile caruia pot fi neglijate in conditiile date.
Miscarea rectilinie uniforma este ... miscarea pe parcursul carei in intervale de timp punctul material parcurge distante egale.
Acceleratia este ... variatia vitezei unui corp intr-o unitate de timp.
Miscarea uniform variata este ... este miscarea care se caracterizeaza prin variatia vitezei.
Created by: LinaG
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