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Huyenvip0026
2 năm trước
a, Nêu cách biểu diễn và kí hiệu véc tơ lực b, Biểu diễn trọng lực của 1 vât, biết cường độ của trọng lực là 1500 N, tỉ lệ xích tùy chọn
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Các câu hỏi liên quan

REARRANGE THESE WORDS TO MAKE A MEANINGFUL SENTENCE: 1. smoking / heart / to / lead / disease / can /. / ________________________________________________ 2. she is / the interesting activities / Hoa / is excited about / going to do /. / ________________________________________________ 3. injured / people / were / the car crash / four / in / seriously / there /. / ________________________________________________ 4. in the middle / there / of / town / this / used to / a / be / theater /. / ________________________________________________ 5. last night / between 10.30 and 11o'clock / came / she / home. ________________________________________________ 6. didn't / father / when / use to / he / smoke / my / was / cigarettes / young /. / ________________________________________________ 7. on a farm / to / stay / used / I / with my grandparents and my parents /. / ________________________________________________ 8. on the moon/ walked / man / first / the / on 21 July 1969 /. / ________________________________________________ 9. Are / going to plant / in the parks / flowers / we / every afternoon / after class /. / ________________________________________________

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