Underwater Training for Cosmonauts: Preparing for the European Robotic Arm Era

The video discusses the preparation of cosmonauts for installing the European robotic arm, ERA, on the ISS. The training takes place underwater to simulate weightlessness, allowing cosmonauts to practice assembling the arm. Despite challenges like limited vision and tool handling, the training is successful. ERA, initially planned for launch in 2001, is set to fly in 2007, enhancing the ISS's capabilities. The Yuri Gagarin Hydrolab plays a crucial role in training, and procedures are refined to prevent issues during the actual mission. The Space Shuttle Discovery is also set to resume ISS services.

What is the primary purpose of the underwater tests conducted by the cosmonauts?

• To measure the water resistance of the robotic arm

• To simulate weightless conditions for installing the ERA

• To practice emergency evacuation procedures

• To test the durability of the space suits

How does the ERA move across the space station?

• By transferring itself using anchor points

• By being manually carried by astronauts

• By floating freely in space

• By using a built-in propulsion system

What challenge do cosmonauts face due to the buoyancy of the space suits during training?

• Limited mobility in the tank

• Reduced visibility underwater

• Increased difficulty compared to space

• Inability to communicate with each other

Why was the launch of the ERA to the ISS delayed?

• Technical issues with the robotic arm

• A series of delays in the launch schedule

• Lack of funding for the project

• Changes in the ISS construction plans

What is one of the main challenges astronauts face while working in space?

• Handling delicate tools with gloves

• Navigating through space debris

• Communication delays with Earth

• Limited oxygen supply