CLEAN : Tokyo 2020: Japanese athlete Tomoki Tagawa lights the Paralympic cauldron

The video covers various topics including the Olympic Stadium, the 100 meter relay at Rio, an experiment with baking powder, Mr.'s first participation in an event, the athlete model series, and a discussion on the nucleus. Each section provides insights into different aspects of sports and science.

What event is being referred to in the text related to the Olympic Stadium?

What does the phrase 'Please welcome with the big App force' imply in the context of the event?

What was Mr.'s first participation mentioned in the text?

What does the text suggest about the athlete model series?

What is the significance of the phrase 'Eternal. The heat you mean him got there.'?