Trong sóng cơ, tốc độ truyền sóng là
Hãy suy nghĩ và trả lời câu hỏi trước khi xem đáp án
Câu hỏi liên quan
Choose A, B, C or D that has the CLOSEST meaning to the given pair of sentences in each question.
I can cook dinner myself or order food from a restaurant. I prefer the first option.
She is still coming to terms with the _____________ of her marriage.
Kết quả của nghiên cứu khoa học trong kĩ thuật là
Cho hai mệnh đề sau:
\(P\): “Hình bình hành có một góc vuông là hình chữ nhật”.
\(Q\): “Số \(7\) là hợp số”.
a) Mệnh đề \(P\) là mệnh đề đúng.
b) Mệnh đề \(Q\) là mệnh đề đúng.
c) Mệnh đề \(P \Rightarrow Q\) là mệnh đề đúng.
d) Mệnh đề \(Q \Rightarrow P\) là mệnh đề sai.
Cơ sở nào sau đây là đặc trưng của quá trình trao đổi?
Nguyễn Dữ là học trò của ai?
Kí hiệu nào sau đây viết đúng mệnh đề: “\(\sqrt 5 \) không là số nguyên”
PHẦN I. Thí sinh trả lời từ câu 1 đến câu 24. Mỗi câu hỏi thí sinh chỉ chọn một phương án.
Câu 1. Có bao nhiêu loại chủ thể kinh tế?
Read the following advertisement and mark the letter A, B, C or D on your answer sheet to indicate the option that best fits each of the numbered blanks from 1 to 6.
"Welcome to FitLife Gym, the newest fitness center in town! We take pride in offering you a modern space equipped with state-of-the-art equipment and a team of expert trainers (1)______ to helping you achieve your fitness goals. At FitLife, we provide a variety of programs designed (2)______ all fitness levels, from beginners to advanced athletes.
Not only do we feature cardio and strength training areas, but we also offer yoga, pilates, and engaging group classes (3)______you motivated. With (4)______ you can easily choose the right plan that fits your schedule and lifestyle. At FitLife Gym, you'll experience the support of our dedicated team in a friendly and encouraging (5)______ . Join us today to kickstart your health journey and discover the difference that a supportive community can (6)______a difference in reaching your fitness aspirations!"
Cơ cấu ngành kinh tế của Cộng hòa Nam Phi có sự chuyển dịch nào sau đây?
In the process of drying certain kinds of fruits, sulphur fumes help ______.
Read the following advertisement and mark the letter A, B, C, or D on your answer sheet to indicate the option that best fits each of the numbered blanks from 1 to 6.
Fire Ant Festival 2024 - November 25
The upcoming Fire Ant Festival will be an incredibly exciting event, where you will be introduced (1)______ lively games and thrilling activities. In a vibrantly decorated outdoor space, visitors will have the chance to take part in traditional games such as tug-of-war, endurance competitions, and on-land boat racing. The highlight of the festival is the (2)______, where teams will compete to create (3)______ fire ant-inspired structures. Additionally, guests can enjoy breathtaking fire dance performances (4)______ by professional artists from various regions. Although named after a creature known to(5)______ a threat to many other species, the festival has proven to be safe for visitors. The festival is also an opportunity for visitors to try unique traditional folk games, which have been preserved and developed over many generations. Come join us to soak up the lively atmosphere, we promise(6)____ you unforgettable memories!
Đặc điểm cơ bản của Hiến pháp nước Cộng hoà xã hội chủ nghĩa Việt Nam là gì?
CHỦ ĐỀ 1
(Tham khảo bài văn của chủ đề trong đường link dưới đây ở trang 33)
https://tvsthpt.dlib.vn/app/doc-sach-ebook/d0a01a0e4114
Và trả lời câu hỏi sau:
Những nhận xét nào đây là đúng trong trường hợp góc lệch bằng góc lệch cực tiểu \(D_{\text{min}}\) ?
Nhận định nào sau đây không đúng với thuận lợi chủ yếu để phát triển kinh tế của Hoa Kì?
Cấu tạo của lục lạp thích nghi với chức năng quang hợp như thế nào?
Thủy phân tristearin ((C17H35COO)3C3H5) trong dung dịch NaOH, thu được muối có công thức là
Có 5 địa điểm A,B,C,D,E. Một số địa điểm có đường đi tới nhau, độ dài quãng đường được tính theo km và được cho bởi số gắn với cạnh đó. Một người đưa thư xuất phát từ bưu điện ở vị trí C, cần đi qua tất cả các đường (mỗi đường đi qua ít nhất một lần) và sau đó phải trở về vị trí ban đầu Tổng số km mà người đưa thư phải đi nhỏ nhất là bao nhiêu?
Read the following passage about the impact of tweeting on everybody and mark the letter A, B, C or D on your answer sheet to indicate the option that best fits each of the numbered blanks from 18 to 22
EVERYBODY’S TWEETING
Twitter (18) ________________ for a podcasting website, but then people realized that it offered them the power to connect with millions of people instantly. Suddenly, everyone had a voice, as long as it wasn’t longer than 140 characters. But what are we using it for, and just how is Twitter changing the way we do things?
Perhaps the greatest impact Twitter has had is on breaking news. Before Twitter, (19) _____________ before finally broadcasting it on the radio or TV. These days, anyone who happens to be in the right place at the right time with a Twitter account can post news the second it happens. For example, Janis Krums posted a photo and a tweet when he witnessed a US flight making an emergency landing in the Hudson River. He must never have imagined that he would break the story to the world.
Following Pop Idols
Young people have always loved to follow their pop idols, and Twitter has made it a whole lot easier. Before the Internet, teenagers used to join the fan clubs of their favorite bands and write letters to their heroes,
(20) _________________ to get a reply written by the club secretary. Today’s teenagers don’t need to wait. By following their idols on Twitter, they get all the news the minute it happens: their meals, activities, or even thoughts. And all the news comes directly from the bands themselves.
Creating Movements
Twitter allows people who think the same way to get together and (21) ______________. These problems may be cyberbullying, sexism, or racism. They can share information, organize campaigns, and put pressure on related departments. Twitter has given the man and woman on the street the power to make a difference.
Identifying the source of a piece of news
It’s good to get an idea of the background of a person who says or writes something. Are they an impartial expert or someone who wants to change your opinion to suit their own agenda? For example, this statement about a flu epidemic, “Patients can already spread the virus a day before they’ve even fallen sick themselves”, is more likely to come from a doctor than a politician. On the other hand, “We have to stop people who are carrying the virus from getting into the country” is more likely to come from a politician. (22) _____________, you’re better able to decide how much importance to give it and whether you can really trust what they say.