Language Arts Lesson

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). Learning Objective I will know common roots and affixes derived from Greek and Latin and use this knowledge to analyze

the meaning of complex words. Activating Prior Knowledge Have you heard the word transportation? The word transportation has the prefix trans-. Can you see the prefix inter- in intermediate? What does intermediate mean? Concept Development inter-: Latin prefix meaning between or among: the second element of the compound is singular in form.

trans- : Latin prefix meaning on the other side of, to the other side of, over, across, or through . inter- : Prefix from Latin meaning between. trans- : Prefix from Latin meaning across. Tell your partner what the prefix inter- means. The prefix inter- comes from Latin meaning between.

Tell your partner what the prefix transmeans. The prefix trans- comes from Latin and it means across. Read the following prefixes: transacross

Latin inter between Latin 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? Skill Development Read these words: transact

transmit transfusion transfer interactive intersect intermittent interval interfere Read these definitions / synonyms: To do or carry on business To move or change from one place to another The movement of blood from one person to another To send from one person or location

to another To come between Off-and-on, stop-and-start Time and space etween two events or objects Match the words with the correct definition or Able to act back and forth between synonym: people and things transact transmit transfusion transfer interactive

intersect intermittent interval interfere To do or carry on business To move or change from one place to another To cut or pass through, to cross To send from one person or location to another Off-and-on, stop-and-start Time and space between two events or objects The movement of blood from one person to another

To come between Answer these questions: 1. 2. 3. 4. 5. 6. What does the prefix trans- mean? What does the prefix inter-mean? What does transfer mean? What does transfusion mean? What does intersect mean? What does interfere mean?

Guided Practice Identify the prefixes. interactive interfere

intermittent intersect interval transact transfusion transmit transfer Meaning in Context Use the words in the box to fill in the blanks in the following paragraph. intermittent transmit interactive

interval interactive Serena sat at the computer, working on an (1) _________ science program that responded each time she entered the answer. At the end of the program, she pressed SEND to (2) transmit _________________ her work to her teacher. She thought that interval after a short (3) _______________ she would see her score on the monitor. But instead, her computer program began making intermittent an (4) _______________ beeping sound, a sure sign that she

was not finished yet. Closure The prefix inter- means The prefix inter- comes from Latin meaning between. The prefix trans- means The prefix trans- comes from Latin and it means across. Independent Practice Match the bolded word with the best synonym: 1. lines that intersect

a. cross b. curve c. parallel 2. to transfer students a. teach b. grade c. move 3. a blood transfusion a. transfer b. loss c. clot

4. to interfere in a. perform b. sing c. meddle 5. to transact business a. do b. lose c. look for Extension You met the word intersect in this lesson. You know that inter- means between. The sect part of intersect is derived from the Latin word sectare,

meaning to cut. Two streets that intersect cut through each other. The root sect also appears in the words bisect, trisect, and section. Look at the words in the first column. Using your knowledge of word parts, find the correct meaning for each word in the second column. Then write its letter on the line before it. c 1. __ bisect a 2. __ trisect b section 3. __

a. to cut into three parts b. a piece, cut from something c. to cut into two parts

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