Characters
Plot Points
Themes
Quotes
The World of the Juggernaut
100

Who does Col encounter hiding in his cabin, prompting him to question his beliefs about the Filthies?

Riff

100

What does Col accidentally discover in his bedroom at the beginning of the novel?

A Filthy, Riff, hiding.

100

What theme is most obvious in the division between the Upper Decks and the Filthies?

Class division

100

Who says, "They are born filthy and die filthy"?

Sir Mormus Porpentine

100

What is the name of the massive moving city in which the novel takes place?

Worldshaker

200

Who is Col’s grandfather, a powerful figure on the juggernaut?

Sir Mormus Porpentine

200

Why is Riff in Col’s bedroom?

She is escaping after being brought up for execution.

200

The portrayal of Col’s controlled and privileged upbringing contrasts with Riff’s harsh life. What theme does this explore?

Power and inequality

200

Who says, "They tell lies, but we have no choice. If we go along with them, we survive"?

Riff

200

What powers the juggernaut?

Steam engines

300

Who is Col's best friend in the Upper Decks?

Gillabeth

300

What does Col promise Riff after their first meeting?

That he will not turn her in.

300

When Col starts questioning the truth about the Filthies, what theme begins to emerge in the story?

Questioning authority and challenging social norms

300

Who says, "I don't believe in what they say, but I still have to act as if I do"?

Col Porpentine

300

Which part of the juggernaut do the Filthies live in?

The lower decks/bowels

400

Who is the teacher that influences Col to become a future leader of the juggernaut?

Mr. Gibber

400

What event makes Col start questioning his education and the way the Upper Decks view the Filthies?

His secret conversations with Riff and learning about her world.

400

What theme is highlighted by the lies told to the Upper Deck citizens about the Filthies’ supposed inferiority?

Propaganda and manipulation of truth from leadership

400

Who says, "You're meant to be one of them—one of the elite—one of the ruling class"?

Gillabeth

400

What purpose does the juggernaut serve for the people in the Upper Decks?

It is a self-contained, moving society where they live in comfort.

500

Who is Col’s father, who holds high expectations for him as a future leader?

Sir Oswald Porpentine

500

What is Sir Mormus planning for Col’s future, as revealed in these chapters?

To make Col his successor as Supreme Commander of the juggernaut.

500

Col’s internal struggle between loyalty to his family and empathy for Riff reflects which theme?

Moral conflict and the journey toward self-awareness

500

Who says, "I always knew there was something rotten about our world"?

Col Porpentine

500

What role do the "Observation Windows" on the Upper Decks serve, and how do they reflect the attitudes of the ruling class?

The Observation Windows allow the ruling class to look out over the landscape as the juggernaut moves, reinforcing their sense of superiority and detachment from the Filthies below.