USS Nautilus (SSN-571)

High school (ages 12+)
Transportation

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/uss-nautilus-ssn-571

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the designation?SSN-571 (Ship Submersible Nuclear)
2. What is the propulsion system?S2W nuclear reactor
3. What was the USS Nautilus?The USS Nautilus was the world's first nuclear‑powered submarine, launched in 1954 and commissioned in 1955. It could stay underwater for months and travel faster than older diesel submarines.
4. Why was the USS Nautilus important?It was important because it showed that a submarine could stay hidden underwater for long periods and even go under the North Pole, changing how navies planned missions and how scientists studied the ocean.

Nuclear Reactor: A device that initiates and controls a sustained nuclear chain reaction to produce energy.
Pressurized Water Reactor (PWR): A type of nuclear reactor where water is kept under high pressure to prevent it from boiling.
Naval Strategy: The planning and conduct of warfare at sea, heavily influenced by technological advancements.
Cold War: A period of geopolitical tension between the United States and the Soviet Union and their respective allies.