Learn on PengiVocabulary from Classical Roots (Book 5)Chapter 4: Lesson 13-15

Lesson 13: Cracking Apart

In Lesson 13 of Chapter 4 in Vocabulary from Classical Roots Book 5, Grade 3 students explore the Latin roots frac/frag and rupt, both meaning "breaking," to build understanding of eight vocabulary words including fracture, fragility, fragment, abrupt, disrupt, interruption, and rupture. Students practice recognizing root clues, identifying synonyms, and using words in context through exercises drawn from real-world scenarios like archaeological digs. The lesson also introduces the suffix -ment and its role in forming nouns from base words.

Section 1

The Root 'frac/frag': Breaking

Let's break down words related to breaking and shattering! All these words share the root frac/frag, which means 'breaking' or 'able to break'.

Key Words

WordDefinition
fracture (n./v.)A break, crack, or split; To break, crack, or split
fractional (adj.)Having to do with a part, expressed with a numerator and a denominator
fragility (n.)The condition of being easily shattered or broken
fragment (n.)A part chipped away, a broken piece

Section 2

The Root 'rupt': Bursting

Get ready to burst onto the scene with words that all share the root rupt, meaning 'breaking' or 'bursting'!

Key Words

WordDefinition
abrupt (adj.)Sudden, without warning, unexpected
disrupt (v.)To disturb, to break into or destroy orderly progress
interruption (n.)The act of breaking in on
rupture (v./n.)To break or burst; The act of bursting

Book overview

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Chapter 4: Lesson 13-15

  1. Lesson 1Current

    Lesson 13: Cracking Apart

  2. Lesson 2

    Lesson 14: Placing the Foundation

  3. Lesson 3

    Lesson 15: Connecting with Prefixes

Lesson overview

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Section 1

The Root 'frac/frag': Breaking

Let's break down words related to breaking and shattering! All these words share the root frac/frag, which means 'breaking' or 'able to break'.

Key Words

WordDefinition
fracture (n./v.)A break, crack, or split; To break, crack, or split
fractional (adj.)Having to do with a part, expressed with a numerator and a denominator
fragility (n.)The condition of being easily shattered or broken
fragment (n.)A part chipped away, a broken piece

Section 2

The Root 'rupt': Bursting

Get ready to burst onto the scene with words that all share the root rupt, meaning 'breaking' or 'bursting'!

Key Words

WordDefinition
abrupt (adj.)Sudden, without warning, unexpected
disrupt (v.)To disturb, to break into or destroy orderly progress
interruption (n.)The act of breaking in on
rupture (v./n.)To break or burst; The act of bursting

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 4: Lesson 13-15

  1. Lesson 1Current

    Lesson 13: Cracking Apart

  2. Lesson 2

    Lesson 14: Placing the Foundation

  3. Lesson 3

    Lesson 15: Connecting with Prefixes