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phamanh6465
2 năm trước
Mn trl ht từ câu 2, 6 đến 10 giúp mik với ạ Câu 2 : trong thí nghiệm ở trên , em hãy nghĩ ra cách làm sao để quả cầu vẫn lọt qua vòng kim loại mà không cần nhúng quả cầu vào nước lạnh Câu 6 : tại sao khi ngta đóng nước vào chai thường không đổ đầy chai ? Câu 7 : tại sao khi đun nóng nồi canh lại bị tràn ra ngoài ? Câu 8 : nêu kết luận của sự nở vì nhiệt của chất rắn , lỏng , khí ? Câu 9 : so sánh sự nở vì nhiệt của các chất rắn , lỏng , khí khi tăng giảm cùng nhiệt độ ? Câu 10 : tại sao quả bóng bàn đag bị xẹp , nhúng vào nước lại phồng lên? Mn trl nhanh giúp mik ạ
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