Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHXH môn Tiếng Anh - Mã đề KHXH-103

Lifting heavy objects (35) __________ a common challenge in engineering and construction. Simple machines were invented to help humans overcome such difficulties. One of the most ingenious of these devices is the pulley, a tool designed to redirect or multiply force, making it possible to move weights that would otherwise be impossible for a single person to handle.

A simple pulley consists (36) __________ a grooved wheel rotating around an axle. A rope runs along this groove. This setup allows you to change the direction of a force. For example, instead of pushing a heavy box up a ramp, you can pull down on a rope, which is often a more convenient motion for the human body. The system needs a fixed anchor point, a location (37) __________ the pulley can be securely attached.

While a single pulley is useful, the true power of this invention is revealed in compound systems. By adding more wheels to the system, the amount of force needed to lift an object is dramatically reduced. A system with two pulleys can make an object feel like it weighs half as much. Adding even more pulleys makes the task (38) __________ easier, although the mechanism becomes more complex.

Using a compound system is not without its trade-offs. (39) __________ the task becomes easier in terms of force, you must pull a greater length of rope. For example, if a system halves the required force, you must pull twice the amount of rope to lift the object one meter. There are (40) __________ different configurations, but all of them follow this rule. This is a fundamental (41) __________ of physics known as the conservation of energy.

Today, engineers use these concepts to design massive cranes and elevators. These complex machines are essentially advanced pulley systems, allowing them to (42) __________ enormous force to lift steel beams, shipping containers, and other heavy materials. From simple flagpoles to complex construction equipment, the humble pulley remains an essential tool in our modern world.

Anyone walking past a CGV or Lotte Cinema in Vietnam during the release of a new anime film will notice the same thing: long lines of enthusiastic teenagers. This phenomenon isn't limited to cinemas; it extends to vibrant cosplay events and bustling online forums dedicated to discussing the latest manga chapters. Japanese anime is no longer a niche interest but a dominant force in Vietnamese youth culture. But what are the specific reasons behind this powerful connection? Why do these stories from Japan resonate so deeply with young people in Vietnam?

A primary reason lies in the power of anime's storytelling. Unlike cartoons that are often aimed at younger children, many anime series tackle complex, universal themes. Narratives centered on friendship, perseverance against overwhelming odds, and the struggle between good and evil provide compelling emotional journeys. These stories often feature characters who face realistic personal struggles, making them relatable to teenagers navigating their own challenges. Furthermore, anime is not afraid to explore deep philosophical and moral questions, offering intellectual stimulation that goes beyond simple entertainment.

The distinctive visual style of anime is another significant factor. The large, expressive eyes, dynamic action sequences, and meticulously detailed worlds create a unique aesthetic that is both beautiful and instantly recognizable. This visual language is particularly effective in conveying a wide range of emotions and creating immersive experiences. Moreover, anime's narratives often touch upon values that, while Japanese, can feel familiar, such as the importance of family, respect for elders, and the pursuit of self-improvement. Because they explore these profound ideas, these stories feel meaningful and significant to their audience.

Finally, the rise of digital platforms has made anime more accessible than ever. Streaming services offer vast libraries of series with Vietnamese subtitles, removing previous barriers to entry. This accessibility has fostered a strong sense of community. Online fan groups, social media discussions, and real-world meetups allow young people to connect with others who share their passion. This social dimension transforms watching anime from a solitary hobby into a shared cultural experience, strengthening its appeal and creating lasting bonds among fans.

In conclusion, the popularity of anime among Vietnamese youth is not a simple trend but a multifaceted phenomenon. It is a combination of emotionally resonant storytelling, a unique and appealing visual art style, and the powerful sense of community built around a shared interest. For many Vietnamese teenagers, anime is more than just entertainment; it is a source of inspiration, connection, and identity.