Lập bảng thống kê thời gian và diễn biến chiến dịch lịch sử Điện Biên Phủ năm 1954? Giúp mình với sang hôm nay nộp

vật lí 9 cho máy biến thế có số vong sơ cấp là 500 vòng và vòng dây ở cuộn thứ cấp là 11000 vòng hiệu điêna thế ở sơ cấp là 1000v công suất là 110 w tính công suất hao phí

Giải giúp mik với ạ mình đang cần gấp

hãy giải thích vì sao nhiệt độ nước ta tăng dần theo chiều bắc nam

khi đựng trà đá trong li ,ta thấy các giọt nước đọng lại bên ngoài thành ly.Các giọt nước này từ bên trong li thấm ra hay từ đâu mà có ? Nêu các ví dụ khác cũng có hiện tượng ngưng tụ?

1. Natural gas is cheaper and less polluting than coal. Coal is……………………………………. 2. We are trying to find cheap and clean and effective sourced of energy. We are looking………………………….. 3. Will solar and wind replace fossil fuels within 20 years? Will fossil fuels………………………………….. 4. This is the second time I have visited Yaly hydroelectric power plant. I have………………………………………. 5. They built the first hydroelectric power plant in Niagara Falls in 1879. The first hydroelectric power plant…………………………… 6. It’s a good idea to switch off electrical appliances when they aren’t in use. You……………………….. 7. Although coal is the most polluting of fossil fuels, it is still the largest sources of energy worldwide. Despite…………………………….. 8. Biogas will be used for fuel in homes and for transport. People………………………………….

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1. If we reduce the energy we use, we……………….money. A. are saving B. will save C. will be saved D. will be saving 2. At 3 o’clock tomorrow afternoon, I …………..the meeting on Climate Change. A. attended B. have attended C. will be attended D. will be attending 3. The effects of climate change…………..at the high – level conference next month. A. will discuss B. will be discussing C. will be discussed D. was discussed 4. Do you think renewable energy ……………..fossil energy before 2030? A. will replace B. is replacing C. will be replacing D. will be replaced 5. The children …………..to school because it’s snowing. A. are walking B. will walk C. will be walking D. won’t be walking 6. Solar and wind …………..instead of fossil fuels within 20 years? A. are used B. will be used C. will use D. will be using 7. Humankind’s future…………….bright if they can utilize renewable energy in the future. A. is B. was C. will be D. won’t be 8. Where …………..in ten years? A. do you live B. are you living C. will you be lived D. will you be living 9. We ……………able to create a future that’s free of carbon pollution by using renewable energy sources. A. will be B. won’t be C. will be being D. will have been 10. Solar panels ……………….outdoors to capture sunlight and transform it into electricity. A. will place B. will be placing C. will be placed D. will have placed X. Complete the sentences with the correct preposition. 1. Coat will be replaced …………….natural gas, wind and solar by 2080. 2. Fossil fuels, including oil, coal and natural gas, are harmful …………to the environment. 3. Once non –renewable resources are used ………………., they are gone forever. 4. What will happen if non –renewable resources run………………..? 5. Sulphur dioxide has a direct effect ……………..healthy and the environment? 6. We are looking ……………cheap, clean and effective sources of energy. 7. Vietnam still relies mostly ……………… non –renewable energy sources. 8. Sunlight is converted …………………electricity by each solar cell in the panels. 9. Turning ………………lights saves energy and it also saves money. 10. In developing countries, biogas is mostly used ………………cooking, heating and lighting mik gửi bị muộn bạn nào còn thức giúp mik vs nhé

Hãy tưởng tượng và viết đoạn văn 8-10 dòng miêu tả chuyến đi liên lạc cuối cùng của Lượm (ko chép mạng)

1. They …………….(have) dinner at seven. It’s best to call later. 2. What ……………….(you/ do) at this time in five years? 3. He ………………(study) at the library this afternoon, so he will not see Jennifer when she arrives. 4. Jane ……………..(not wait) for us at the station this time. She’s ill. 5. At the same time tomorrow we ………………(walk) through the streets of London. 6. …………………(Dereck/ play) tennis at seven tomorrow? 7. Fortunately, I …………..(not do) my homework tonight so I’ll able to watch the match. 8. …………………..(we/ visit) the hydropower plant this time next week? 9. The children ……………….(not swim) in the sea tomorrow morning because of the bad weather. 10. I can take you to the airport. “It would be nice. …………….(you/ go) that way?” Giups mik vs ạ