Vocabulary and Concept Development EDI

1. Vocabulary and Concept Development EDI Standard: 1.4 Students will identify common roots and affixes derived from Greek and Latin and use this knowledge to analyze the meaning of complex words (e.g., international).

2. Learning Objective concept • I will knowcommon roots derived from Greek and Latin and use this knowledge to analyzethe meaning of complex words. skill

3. Activating Prior Knowledge • Have you heard the word fraction? • The root frac means “break.” • Can you see the root rupt in interrupt? • The root rupt means “break or burst.” • Can you see the root frag in the Spanish word “fragmento” or in the English word fragment?

4. Concept Development • Root: The fundamental element of a word or form, exclusive of all affixes and inflectional phonetic changes. Bullet proof definition • Root: The root is the part of the word that contains the basic meaning. Student friendly definition

5. Concept Development • fracorfrag: From the Latin word fractus / fragere meaning “to crack or to break.” • rupt : From the Latin word rumpere meaning “to crack or to burst.” Bullet proof definitions • fracorfrag: Latin root meaning “break.” • rupt: Latin root meaning “burst.” Student friendly definitions

6. Fracorfrag are Latin roots meaning “break.” Tell your partner what frac or frag means.

7. Ruptis a Latin root meaning “burst.” Tell your partner what rupt means.

8. Read the following Latin roots. rupt to break; to burst Latin frac / frag to crack; to break Latin

9. Importance • Have you ever been confused about a word and have not been able to figure out its meaning? • Have you ever had to use knowledge of word meaning to figure out the meaning of a new or difficult word?

10. Skill Development • Read these words: abrupt disrupt fractional fracture fragility fragment interruption rapture

11. a part chipped away, a broken piece • to break or burst; the act of bursting • Read these definitions / synonyms: • break, crack, or split • having to do with a part, expressed with a numerator and a denominator • to disturb, to break into or destroy orderly progress • the condition of being easily shattered or broken • the act of breaking in • Sudden, without warning, unexpected

12. a part chipped away, a broken piece • Match the words with the correct definitions or synonyms: abrupt • to break or burst; the act of bursting disrupt • break, crack, or split fractional • having to do with a part, expressed with a numerator and a denominator fracture fragility • to disturb, to break into or destroy orderly progress fragment • the condition of being easily shattered or broken interruption • the act of breaking in rapture • Sudden, without warning, unexpected

13. Answer these questions: • What is a root? • Does frac as in fracture mean pull or build? • What does the rootruptmean? • What is the root in erupt? • What does the root mean?

14. Guided Practice Identify the roots. • rupture • abrupt • interruption • disrupt • fragment • fractional • fragility • fracture

15. Meaning in Context Use the words in the box to fill in the blanks in the following paragraph. fractional interruption fragments disrupt fragility Students on an archeological dig unearthed (1) _______________ of ancient pottery. They needed to handle each piece carefully because of its (2) _______________. The students laid everything on a table and began to put the pieces together. They worked for hours without (3) ______________. When they stopped, they had assembled only a (4) __________________ part of a bowl. Before they left the room, they locked the door so no one would (5) _____________ their work. fragments

16. Closure • A root is – • the part of the word that contains the basic meaning. • fracorfrag means – • fracorfrag are Latin roots meaning “break” • ruptmeans – • ruptis a Latin root meaning “burst”

17. Independent Practice Match the bolded word with the best synonym: • to fracture a bone • a. bruise b. cast c. crack • small fragment • a. dish b. piece c. split • serious rupture • a. bursting b. injure c. sprain • to disrupt a game • a. disappoint b. dislike c. disturb 5. an abrupt stop a. expected b. sudden c. regular

18. Extension One of the key words in this lesson is fragment. It has two parts: the root frag (break) and the suffix –ment. Ment can be used as a suffix on a complete word as well as on a root. Look at the verb amaze and the related noun amazement. Sort the following words ending in -ment into two columns. First column will have complete words + -ment and the second column will have the root + -ment. monument punishment improvement government amusement document management ornament development instrument ______________ ______________ ______________ ______________ ______________ ______________ ______________ ______________ ______________ ______________