$m= 50 000g$
$v= 5 m/s$
=> $W_d= \frac{1}{2}mv^2= 625 000J= 625 KJ$
$18km/h = 5m/s$
$W_{d} = \dfrac{1}{2}mv^{2} = \dfrac{1}{2}.50.5^{2} = 625 (J)$
If everybody (give) j1 we would have enough
tìm x,biết: ║X+19 ║+ ║X+5 ║+ ║X+2011 ║=4X GIẢI RÕ RÀNG RA GIÚP MÌNH NHA MN
Giúp mình bài 1 nhé phần 2 bài tập mình cảm ơn
viết đoạn văn theo mô hình diễn dịch tả ngoại hình của nhân vật kiều phương trong văn bản bức tranh cuả em gái tôi qua tưởng tượng của em trong đó sử dụng phó từ và phép so sánh a) gạch chân dưới các phó từ và xác định loại của phó từ đó b) chỉ ra và phân tích cấu tạo các phép so sánh mà em sử dụng
Mn giúp e vs ạ e cảm ơn mn nhiều Mn giúp e bài 3 bài 4 nha!
That factory is producing more and more pollution. →More and more... "When the sun ries, I feel like singing." Kitty said. →Kitty said that... He succeeded in winning the race. →He managed.. I'm sorry I can't understandthe instructions clearly. →I wish... She finds it easy to study maths. →She has...
-2017 ≤x ≤2018 tính tổng các số nguyên
Một sợi dây cao su có chiều dài là 22cm khi treo vật có trọng lượng là 1N,có chiều dài là 25cm khi treo 1 vật có trọng lượng là 4N. Vậy chiều dài tự nhiên của sợi dây là bao nhiêu cm?
Giải hộ với ạ ( mong mn giải hộ ạ)
III/ Fill “although/ despite/ however” in the blanks. 1. _______________ the restaurant’s good reputation, the food was terrible. _______________ the restaurant has a good reputation, the food was terrible. The restaurant has a good reputation. _______________, the food was terrible. 2. _______________ it didn’t stop raining, we didn’t cancel our picnic. _______________ the rain, , we didn’t cancel our picnic. It didn’t stop raining. We didn’t cancel our picnic,______________. 3. Mary still bought the watch, __________ it had a high price. Mary still bought the watch __________ its high price. The watch had a high price. Mary, ___________, bought it 4. _______________ the fact that I was late for school, my teacher didn’t punish me. _______________ I was late for school, my teacher didn’t punish me. I was late for school. My teacher didn’t punish me, ___________. 5. _______________ I invited Jim to my party, he didn’t come. _______________ my invitation to the party, Jim didn’t come. I invited Jim to the party. _______________, he didn’t come. 6. I don’t want to watch this film_______________ it has many good reviews. I don’t want to watcht this film _______________ its good reviews. The film has many good reviews. I don’t want to watch it, _______________. 7. _______________ there are many challenges, Tom won’t give up his dream. _______________ many challenges, Tom won’t give up his dream. There are many challenges.__________, Tom won’t give up his dream. 8. _______________ I studied very hard, I failed the exam. _______________ studying very hard, I failed the exam. I studied very hard. I,__________, failed the exam.
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