Set the Scene:
Let’s start with some questions that connect your everyday life to the subject of commercial diving. Have you ever been scuba diving or know someone who has? What do you think are some of the most challenging aspects of working underwater? Have you ever heard of a situation where someone’s life was in danger due to a diving accident? How do you think divers prepare for emergency situations like the one described in the documentary “Last Breath”?
Featured Image Analysis & Prediction:
Look at the featured image and describe what you see. What do you think this activity will be about based on this image? Do you think it will be related to diving, accidents, or something else entirely? Share your thoughts and predictions with a partner or the class.
Introduction:
Read the introduction to the activity and learn about the documentary “Last Breath” and the story of Chris Lemons, a commercial diver who had a life-threatening experience 300 feet underwater. Take note of the key points and vocabulary related to commercial diving.
Video Engagement:
Watch the video associated with the activity, DIVERS REACT TO LAST BREATH, and follow these instructions:
- Watch the video until the 5-minute mark and pause. Discuss the following questions with a partner or the class: What do you think is the most challenging part of commercial diving? How do you think the divers in the documentary prepared for their dive?
- Watch the video until the 10-minute mark and pause. Discuss the following questions with a partner or the class: What do you think happened to Chris Lemons during the dive? How do you think his colleagues reacted to the emergency situation?
- Watch the video until the end and discuss the following questions with a partner or the class: What do you think is the most important lesson learned from the documentary? How do you think the experience affected Chris Lemons and his colleagues?
For more information about the documentary and the story of Chris Lemons, visit the original post: https://maestrocursos.com.br/quizzed-esl-activities/divers-react-to-last-breath/.
Key Takeaways:
Review the key takeaways from the activity and make sure you understand the following points:
- Commercial diving is a complex and highly specialized field that requires extensive training and equipment.
- Saturation divers stay at a certain depth for weeks, then take 7 days to decompress, living in a pressurized bell with living quarters.
- Rebreathers, like the Cobra system, can extend the emergency gas supply from 10 minutes to several hours, preventing accidents and improving survival chances in emergency situations.
- Safety protocols and training are crucial in commercial diving to prevent accidents and ensure diver safety.
Vocabulary Quiz:
Take the vocabulary quiz to test your understanding of the key terms related to commercial diving.
- What does the term “saturation divers” refer to in the context of commercial diving?
- A) Divers who work at shallow depths for short periods
- B) Divers who stay at a certain depth for a few hours
- C) Divers who stay at a certain depth for weeks, then take 7 days to decompress
- D) Divers who do not require decompression
- What is the primary function of a rebreather system in commercial diving?
- A) To provide warmth to the diver
- B) To remove CO2 and maintain a breathable gas mixture, extending the emergency gas supply
- C) To facilitate communication between the diver and the vessel
- D) To increase the diver’s mobility underwater
- What was the critical factor that contributed to Chris Lemons’ survival after being stuck underwater without oxygen?
- A) The warm water temperature
- B) The cold water, which caused his body to shut down and reduce his need for oxygen
- C) The immediate administration of oxygen upon rescue
- D) The use of a rebreather system during the dive
- What is the purpose of a compression chamber in commercial diving?
- A) To rapidly reach working depths
- B) To slowly reach working depths and fully saturate the diver’s tissues
- C) To provide a means of emergency escape
- D) To facilitate the transportation of divers to the dive site
- How long does it take for saturation divers to decompress after staying at a certain depth for weeks?
- A) 1 day
- B) 3 days
- C) 7 days
- D) 14 days
Grammar Focus:
Review the grammar focus on the use of the passive voice in the context of the provided text. Make sure you understand how to use the passive voice to emphasize the action rather than the doer of the action, or when the doer is unknown or unimportant.
Grammar Quiz:
Take the grammar quiz to test your understanding of the passive voice.
- The oxygen supply ____________________ when the vessel moved away.
- A) was being cut off
- B) cut off
- C) has been cut off
- D) was cut off
- The documentary ____________________ by a team of filmmakers who specialize in underwater stories.
- A) is made
- B) was made
- C) has been made
- D) is being made
- The diving bell ____________________ to the vessel by an umbilical cord.
- A) was connected
- B) connects
- C) is connected
- D) has been connected
- The rebreather system ____________________ to extend the emergency gas supply from 10 minutes to several hours.
- A) is designed
- B) was designed
- C) has been designed
- D) designs
- The saturation divers ____________________ at a certain depth for weeks before they start decompressing.
- A) stay
- B) are staying
- C) have been staying
- D) were stayed