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Learning Objective

Learning Objective. concept. Today, I will know common roots and affixes and use this knowledge to analyze the meaning of complex words. skill. Activating Prior Knowledge. Have you heard the word circ le? The root circ means “around.” Can you see the root cycl in bi cycl e?

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Learning Objective

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  1. Learning Objective concept • Today, I will know common roots and affixes and use this knowledge to analyze the meaning of complex words. skill

  2. Activating Prior Knowledge • Have you heard the word circle? • The root circ means “around.” • Can you see the root cycl in bicycle? • The root cyclmeans “revolving.” • What revolves on a bicycle?

  3. Concept Development • Affix: A word element that is placed at the beginning (prefix), in the middle (infix), or at the end (suffix) of the root or word stem. • Root: The root is the part of the word that contains the basic meaning. Bullet proof definitions • Affix: Part of a word that is placed at the beginning or at the end of the root or word stem. • Root: The root is the part of the word that contains the basic meaning. Student friendly definitions

  4. An Affix ispart of a word that is placed at the beginning or at the end of the root or word stem. Tell your partner what an affix is.

  5. A root is the part of the word that contains the basic meaning. Tell your partner what a root is.

  6. Read the following affixes: semi- half or partly Latin re- again, anew, back Latin bi - two Latin -al like, suitable for Latin uni- one Latin -ate to become associated with Latin de- from, away, off Latin -ent to form Latin quad- quatr- four Latin

  7. Read the following Greek or Latin roots. pend hang Latin circ, circum around Latin cycl revolving - wheel Greek equ same, even, equal Latin

  8. 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?

  9. Skill Development • Read these words: circulate unicycle cyclone circuit equidistant pendulum equality dependent

  10. Read these definitions / synonyms: to move around one revolving wheel path around which electricity passes hanging onto for support hanging from a clock revolving winds same conditions or treatment

  11. Match the words with the correct definitions or synonyms: circulate to move around hanging onto for support unicycle path around which electricity passes cyclone one revolving wheel circuit hanging from a clock equidistant revolving winds pendulum same conditions or treatment equality same distance dependent

  12. Answer these questions: • What is an affix? • What is a root? • Is circl as in circle a root or an affix? • What does the rootcircl mean? • What is the root in bicycle? • What that the root mean?

  13. Identify the roots. Guided Practice • circus • circular • semicircle • cycle • cyclone • recycle • equal • equivalent

  14. Meaning in Context Use the words in the box to fill in the blanks in the following paragraph. semicircle unicycle circular cyclone circulate Members of our local One-Wheel Cyclists Club claim that anyone can learn to ride a (1) _____________________. The club members meet in a park that has both straight and (2)____________________ paths for riding. Some of the more skilled members can pedal halfway around a circle and then pedal backwards over the same (3)__________________. At the meetings, newcomers often (4)___________________ among the long-term members to hear about some interesting and unusual experiences. One rider likes to tell beginners about the time she was almost caught in a (5)_____________________ and pedaled home as fast as she could while the wind and rain increased. unicycle

  15. Closure • An affix is – • An Affix ispart of a word that is placed at the or at the end of the root word or word stem. • A root is – • the part of the word that contains the basic meaning.

  16. Independent Practice Match the bolded word with the best synonym: • an equilateral triangle • a. equal sides b. right angles c. large • a dependent patient • a. giving help b. needing help c. young • working for equality • a. liberty b. getting votes c. fairness • a circular route • a. curved b. level c. short 5. to equate the situation a. describe b. make unfair c. treat as same

  17. Extension The numbers one (uni-), two (bi-), and three(tri-) are connected with many words. In this lesson you met the word unicycle, and you learned that a unicycle has one wheel. There are many words that start with uni-, and they also have a “one” connection. Look at the word unify, which means “to bring together as one.” Underline the prefix you see in each of these words. Match the word with the definition. • __ bicycle • __ tricycle • __ biped • __ triceratops • __ triangle • __ bilingual • __ unicorn • __ triplets g • a cycle with three wheels • a geometric figure with three angles • having two feet • speaking two languages • dinosaur with three horns • having one horn • a cycle with two wheels • three siblings born at the same time a c e b d f h

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