The main difference between a modern rocket and the V2 is the level of technology and sophistication. Modern rockets are equipped with advanced guidance systems, more efficient propulsion systems, and are capable of carrying larger payloads. They are also designed with safety features and are reusable, unlike the V2 which was a one-time use weapon developed during World War II. Additionally, modern rockets are used for a variety of purposes including space exploration, satellite deployment, and commercial space travel, whereas the V2 was primarily a military weapon. **

Yes, the anglerfish Lophius piscatorius does engage in sexual parasitism, where the much smaller male fuses to the female and becomes a permanent parasite, providing sperm to fertilize her eggs. This unique reproductive strategy allows the male to ensure successful fertilization of the female's eggs. Additionally, Lophius piscatorius does have a swim bladder, which is an internal gas-filled organ that helps the fish control its buoyancy in the water column. **

Wernher von Braun is often credited as the inventor of the V2 rocket. He was a German aerospace engineer who played a key role in the development of rocket technology during World War II. Von Braun later went on to work for NASA and was instrumental in the development of the Saturn V rocket, which was used in the Apollo missions to the moon. His work in rocketry had a significant impact on the space race and the advancement of space exploration. **

The inventor of the V2 rocket was Wernher von Braun. **

The v2 was tested in the United States. **

Contemporary plays can be considered modern in the sense that they reflect current societal issues, values, and cultural norms. They often incorporate modern technology, language, and themes that are relevant to today's audience. However, the term "modern" can also refer to a specific historical period in theater, typically the late 19th and early 20th centuries, so in that sense, contemporary plays may not be considered modern. Overall, the classification of contemporary plays as modern depends on the context and definition being used. **

The main difference between the Smok V2 Species and the Smok V2 A1 Coil is that the Species is a mod kit that includes a touchscreen mod with a maximum output of 230W, while the A1 Coil is a replacement coil designed for use in various Smok tanks. The Species mod offers more customization options and features compared to just the A1 Coil. The A1 Coil is specifically designed to enhance flavor and vapor production in compatible tanks, while the Species mod provides a complete vaping setup. **

In physics, v2 typically refers to the final velocity of an object in a given situation. It is used to represent the speed and direction of an object at the end of a particular motion or interaction. The subscript "2" is often used to differentiate the final velocity from the initial velocity, which is usually denoted as v1. By calculating v2, physicists can analyze the changes in velocity and better understand the dynamics of a system. **