Trong từ trường, quy tắc nắm tay phải được dùng để xác định chiều của
Bộ Đề Kiểm Tra Giữa Học Kì II - Vật Lí 12 - Chân Trời Sáng Tạo được biên soạn bám sát chương trình học. Các đề thi gồm các dạng bài trắc nghiệm và tự luận, tập trung vào các chủ đề trọng tâm: động lực học chất điểm, cân bằng và chuyển động của vật rắn, cơ năng, và các định luật bảo toàn. Tài liệu giúp học sinh ôn tập hiệu quả, nắm vững kiến thức, rèn luyện kỹ năng giải bài tập và chuẩn bị tốt cho kỳ thi giữa học kỳ II.
Câu hỏi liên quan
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence(s) that best complete(s) each of the following exchanges.
Mom: “It’s time to get up”
Son: “__________________”
Cấu tạo của lục lạp thích nghi với chức năng quang hợp như thế nào?
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.
Discover the Soul of Vietnam
Vietnam is a country where the past and the present coexist beautifully. From the bustling streets of Ho Chi Minh City to the serene landscapes of the Mekong Delta, Vietnam offers (1) ______. Do you ever wonder about the true essence of Vietnamese culture? Our cultural tours are here to help you (2) _______ deep into this fascinating journey!
With tours (3) _______to immerse you in the traditional art of Vietnamese silk weaving, the ancient rituals of Tet (Lunar New Year), and the vibrant local markets, you’ll get a taste of both the ancient and modern Vietnam.
Why Choose Vietnamese Culture Tours?
· Authentic Insights: You’ll have the chance to interact with local (4) _______and experience firsthand the making of traditional handicrafts.
· Culinary Delights: The food culture in Vietnam is an essential part of its identity. You’ll explore local cuisines, from pho in Hanoi to street food in Saigon, and learn how (5) _______traditional dishes.
· Sustainable Travel: Our tours promote eco-friendly practices, such as supporting local farmers and reducing environmental impact.
· Personalized Experience: We offer tailored itineraries, (6) _______ you’re interested in the cultural heritage of the north or the tropical beauty of the south.
Tác động của nội lực đến địa hình bề mặt Trái Đất khôngdẫn đến hiện tượng nào?
Nội dung thường thấy của thể thơ hai-cư là gì?
Cho các tập hợp $G=\{x \in \mathbb{R} \mid-12 \leq x \leq 21\} ; H=\{x \in \mathbb{R} \mid 0 \leq x \leq 17\}$
a) \(G = \left[ { - 12\,;\,21} \right]\).
b) \(H = \left[ {0;17} \right]\).
c) \(G \subset H\).
d) \(H \subset G\).
Trên một tuyến đường xe buýt thẳng, các xe buýt chuyển động theo một chiều và cách đều nhau 5 km. Một người đi xe đạp chuyển động thẳng đều trên tuyến đường này. Nếu đi theo một chiều thì tại thời điểm t = 0, người đi xe đạp gặp xe buýt thứ nhất, đến thời điểm t = 1h, người này gặp xe buýt thứ 12. Nếu đi theo chiều ngược lại thì thời điểm t = 0, người đi xe đạp gặp xe buýt thứ nhất, đến thời điểm t = 1 h người này gặp xe buýt thứ 6. Hỏi nếu người này đứng yên bên đường thì trong 1 giờ tính từ thời điểm gặp xe buýt thứ nhất, người này còn gặp được bao nhiêu xe buýt nữa? Bỏ qua kích thước của xe buýt và xe đạp.
Ở thực vật, nguyên tố dinh dưỡng khoáng thiết yếu nào là nguyên tố đại lượng?
Điểm \(A(2;3)\) thuộc miền nghiệm của hệ bpt nào?
Read the following passage about the A Vision of a Harmonious Multicultural Society and mark the letter A, B, C or D on your answer sheet to indicate the best answer to each of the following questions from 31 to 40.
By 2050, our world will have undergone remarkable transformations in how different cultures coexist. The walls that once divided nations are vanishing into thin air as global citizens embrace diversity like never before. Technology will serve as the great equalizer, with translation devices making language barriers a thing of the past. In urban centers worldwide, neighborhoods will showcase architectural influences from multiple cultures, creating spaces where everyone feels at home regardless of their background. Public spaces will feature gardens with plants from different continents, symbolic of how various cultures can thrive together in one environment.
[I] Education systems will prioritize cultural literacy alongside traditional subjects. [II] Schools will teach world history from multiple perspectives rather than through a single cultural lens. [III] Students will routinely participate in virtual exchange programs, allowing them to form friendships with peers around the world without leaving their classrooms. [IV] Government policies will recognize that a harmonious multicultural society requires institutional support, with resources allocated to community centers where cultural exchange happens organically through shared meals, festivals, and collaborative art projects.
Economic systems will evolve to value diverse approaches to business and innovation. Companies will actively seek employees from varied backgrounds, recognizing that diverse teams create more innovative solutions. Traditional knowledge from indigenous communities will be respected and incorporated into sustainable development practices. The entertainment industry will produce content that authentically represents multiple cultures, moving beyond stereotypes to show the complexity within each tradition. Digital platforms will help preserve endangered languages and cultural practices through accessible archives and learning tools.
The greatest achievement of this harmonious world will be a new understanding of human identity. People will identify with multiple cultural traditions simultaneously without feeling conflicted about their loyalties. Holidays from various traditions will be celebrated collectively, creating new hybrid celebrations that honor multiple heritages. The concept of "us versus them" will gradually fade as people recognize shared values across different traditions. While challenges will remain, the dominant attitude will be one of curiosity rather than fear when encountering differences.
Which of the following best paraphrases the underlined sentence in paragraph 4?
Cho tam giác ABC có AM là đường trung tuyến. Gọi I là trung điểm của AM. Trong các mệnh đề sau, mệnh đề nào đúng?
Cặp số liệu ghi trên vỏ tụ điện cho biết điều gì?
Nhóm nào sau đây gồm các chất vừa có tính oxi hoá, vừa có tính khử?
Read the following passage about the The Importance of Social Media in Modern Society and mark the letter A, B, C or D on your answer sheet to indicate the best answer to each of the following questions from 31 to 40.
In the 21st century, social media has become a crucial element of everyday life[I]. Platforms such as Facebook, Twitter, Instagram, and TikTok link individuals around the world, [IV]. Although some may critique social media for promoting negativity, it is important to acknowledge its numerous positive effects on society[III]. This essay will delve into the importance of social media, its influence on shaping public perception, and the challenges it poses.[II]
One of the primary benefits of social media is its ability to foster communication and connection. People can maintain relationships with friends and family, regardless of geographical barriers. This aspect is particularly vital for those who live far away from loved ones. For example, a student studying abroad can easily share their experiences with family through posts, photos, and video calls. Furthermore, social media enables individuals to connect with like-minded people and build communities around shared interests or causes. Activist groups, for instance, often use social media platforms to rally support for important issues, raising awareness and mobilizing action more efficiently than traditional methods.
Moreover, social media serves as a powerful tool for information dissemination. News spreads rapidly through these platforms, allowing individuals to stay informed about current events. During emergencies, such as natural disasters, social media can provide crucial information in real time, helping people stay safe and informed. However, this rapid dissemination of information also raises concerns about the accuracy and reliability of the content being shared. Misinformation can spread just as quickly as legitimate news, leading to confusion and mistrust.
Despite the challenges posed by misinformation, social media plays a significant role in shaping public opinion. People often turn to these platforms to voice their opinions and engage in discussions on various topics. For instance, political debates and social movements frequently gain traction through social media, allowing individuals to express their views and influence others. This democratization of discourse can empower marginalized voices and facilitate social change. However, it is crucial to approach online discussions critically, as echo chambers can form, reinforcing existing beliefs rather than encouraging open dialogue.
In conclusion, while social media presents challenges such as misinformation and polarized discussions, its positive contributions to communication, information dissemination, and social activism cannot be overlooked. As society continues to evolve, it is essential to harness the potential of social media while being mindful of its pitfalls. By promoting responsible use and critical thinking, we can maximize the benefits of social media and foster a more connected and informed society.
Which of the following best summarises paragraph 3?
Sắc tố quang hợp nào sau đây là trung tâm của phản ứng quang hợp?
Đặc điểm nổi bật trong xã hội hiện đại là?
Nội dung nào dưới đây không phản ánh đúng bối cảnh lịch sử diễn ra cuộc cách mạng công nghiệp lần thứ hai?
Mark the letter A, B, C or D to indicate the sentence that is closest in meaning to each of the following questions.
He was successful in his career thanks to his parents’ support.
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.
KEEPING PETS – THE PERFECT COMPANION!
Are you thinking about (1) _____ a pet? Pets bring joy and companionship into our lives, making each day more exciting and (2) _____. Imagine coming home to a loyal dog or a playful cat. They are more than just animals—they are (3) _____ for you and your family.
Keeping pets requires responsibility, but the rewards are immeasurable. Choose a pet (4) _____ your lifestyle and home environment. For example, a small apartment is ideal for cats, while dogs might need more space to roam.
Remember, pets thrive (5) _____ love, care, and proper training. Taking the time to (6) _____ their needs is essential for a happy and healthy pet.
Start your journey to unconditional love with the perfect pet today!
- Tính chất đặc trưng của tập hợp H = {1; 2; 3; 4; 5}.