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s5insecren
2 năm trước
Hãy nêu một ví dụ về tác dụng của lực làm biến đổi chuyển động của vật trong mỗi trường hợp sau: a.Vật chuyển động chậm lại b.Vật đang chuyển động theo hướng này bỗng chuyển động theo hướng khác? c.Vật chuyển động nhanh lên d.Vật đang chuyển động,bị dừng lại e.Vật đang đứng yên,bắt đầu chuyển động
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