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 basic? • The root bas means “foundation” or “low part.” • Can you see the root pos in pose? • The root pos means “placement.” • Can you see the root pos in the Spanish word “postura” or in the English word posture?

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 • bas: From the Latin word bassus meaning “low” and the Greek word basis meaning “pedestal” or “base.” • pos: From the Latin word positum meaning “to put” or “to place.” Bullet proof definitions • bas:Latin root meaning “low” and Greek root meaning “base.” • pos: Latin root meaning “to put” or “to place.” Student friendly definitions

6. Bas is a Latin root meaning “low” and a Greek root meaning “pedestal” or “base.” Tell your partner what bas means.

7. Posis a Latin root meaning “to put” or “to place.” Tell your partner what pos means.

8. Read the following Latin roots. pos to put, to place Latin bas low Latin bas pedestal, base Greek

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: basement basis bass composition dispose exposure position positive

11. the act or result of making something in writing, art, or music • Read these definitions / synonyms: • the lowest floor, partly or fully below the ground • to get rid of throw away; to take care of or settle • the foundation, the part that supports something • the result of being unprotected outside; the act or result of putting in open view • having deep, low tones • sure, certain, definite; good, favorable, constructive • place or placement; point of view, way of thinking; job, rank, office

12. the act or result of making something in writing, art, or music • Match the words with the correct definitions or synonyms: basement • the lowest floor, partly or fully below the ground basis • to get rid of throw away; to take care of or settle bass • the foundation, the part that supports something composition dispose • the result of being unprotected outside; the act or result of putting in open view exposure • having deep, low tones position • sure, certain, definite; good, favorable, constructive positive • place or placement; point of view, way of thinking; job, rank, office

13. Answer these questions: • What is a root? • Does bas as in basic mean “low” or “to place”? • What does the root pos mean? • What is the root in posture? • What does the root mean?

14. Guided Practice Identify the roots. • positive • basement • position • basis • exposure • bass • dispose • composition

15. Meaning in Context Use the words in the box to fill in the blanks in the following paragraph. positive position basement dispose When Mom says it’s time for spring housecleaning, she means the whole house from the attic to the (1) __________. She loves to have everything fresh and clean after winter. She takes the (2) ________________ that everyone in the family should help. Last week she handed me a pail of soapy water. When I frowned, she said, “Look on the (3) _________ side of things; when we’re through, we won’t need to work this hard until the fall.” In addition, she made me clean out my closet and (4) _____________ of all the clothes that I’d outgrown. I. too, like everything fresh and organized, but I’ll be glad when spring housecleaning is over. basement

16. Closure • A root is – • the part of the word that contains the basic meaning. • bas means – • bas is a Latin root meaning “low” and a Greek root meaning “pedestal” or “base” • posmeans – • pos is a Latin root meaning “to put” or “to place”

17. Independent Practice Match the bolded word with the best synonym: • her position in the line • a. place b. lead c. position • the basis for his idea • a. power b. foundation c. construction • composition of the paint • a. makeup b. placement c. odor • the bass drum • a. chorus b. with low notes c. with high notes 5. hurt by exposure a. being hidden b. being bored c. being revealed

18. Extension The key word exposure has three meaningful parts: ex-which can mean “out,” pos which can mean “put,” and -ure which can mean “the result of being.” So, one of the meanings of exposure is “the result of being put out (outside).” Use the words that end in the suffix –ure to match the following words with their definitions. __mixture __ pleasure __ signature __ rupture __ fracture b • the result of signing your name • the result of mixing • the result of being pleased • the result of breaking • the result of bursting c a e d