Prefixes and Root Words

Woodhouse and Miller

Objectives:

Given the Smart board, computer, and power point: students will be able to briefly describe what a prefix is; explain how to identify a prefix; list some of the most common prefixes; to show how a prefix changes the meaning of a word; state the difference between a prefix and a root word; identify the root word found in a word; give the meaning of a word by studying the root word used; widen vocabulary by creating new words with prefixes or root words; and form meaningful sentences by using words with prefixes or root words with 80% accuracy.

SOL Objectives:

9.2 The student will produce, analyze, and evaluate auditory, visual, and written media messages.

10.2 The student will analyze, produce, and examine similarities and differences between visual and verbal media messages.

10.4 The student will read, comprehend, and analyze literary texts of different cultures and eras.

11.2 The student will examine how values and points of view are included and excluded and how media influences beliefs and behaviors.

11.4 The student will read, comprehend, and analyze relationships among American literature, history, and culture.

12.3 The student will apply knowledge of word origins, derivations, and figurative language to extend vocabulary development in authentic text.

12.4 The student will read, comprehend, and analyze the development of literature.

Pre-test: Complete the following pretest, then turn it in for a grade.

MATCH THE PREFIX WITH ITS DEFINITION.

1. __ Anti 14. __ De2. __ Dis 15. __ En-,

Em-3. __ fore- 16. __ Mid4. __ Pre- 17. __ Re5. __ Super 18. __ Pro6. __ Sub 19. __ Post7. __ A, Ab 20. __ In, Ir, Im8. __ Bi- 21. __ Tri9. __ Mono 22. __ Uni10. __ Poly 23 . __ Chrono11. __ Geo 24. __ Trans12. __ Con 25. __ Inter13. __ Ex 26. __ Hydro

A. back, again N. two

B. land O. cause to

C. one P. under

D. apart Q. one

E. time R. against

F. opposite S. across

G. three T. water

H. together U. away

I. before V. forward

J. many W. super

K. after X. out

L. between Y. not

M. before Z. middle

Answer: Anticipatory Set:

Create a dictionary word using the following word parts:

A. Re-B. Pro-C. Para-D. -hydro-E. -graph-F. -logy

Anticipatory Set Continued:

Connector:Today, we are going to discover the

meaning of words by identifying a word’s prefix and root word.

Relevancy:Identifying a word’s prefix or root word

will help the reader uncover a word’s meaning.

Essential Questions: (Do Not Copy) These are questions that will be answered in this power point presentation.

1. What are root words and prefixes?2. How do root words and prefixes help

to create words?3. Why are prefixes and root words

used to aid a reader in comprehending a word?

Understanding:

Root Words and Prefixes

THE BODY PARTS OF A

WORD

Directions: Click on the link below to get started with prefixes. Read all of the directions for this vocabulary lesson. Also, complete all three activities successfully before you continue with this power point.

http://www.tv411.org/vocabulary/understanding-how-words-work/prefixes-say-plenty

Copy: Prefixes and Root WordsDefinitions:

1. Root Word:A root word is the

foundation on which a word is built.

2. Prefix: A prefix is a letter or syllable that is added to the root of a word in order to form a new word with a different meaning.

Examples:Word Prefix Root

Defective De- -fect-

Unacceptable

Un- -accept-

Sympathy Sym- -path-

Copy: Prefixes and Root Words 1

Prefix/Root Definitionpre before

post after

sub under

super above

re back or again

pro forward

Activity 1

Directions:

You are going to get this sheet from your teacher. Each web represents a prefix you have learned in the previous slide. In the center of the web, you are going to write the prefix word. In the connecting circles, you are going to write a word that has that prefix in it. You will have five words per graphic organizer. Below each web, you will write the meaning of each prefix from the previous slide. (You can use a dictionary.)

Copy: Prefixes and Root Words 2

Prefix/Root Word Definition

Activity 2: Complete this chart by writing three words that begin with these prefixes.

Prefix Three Words:

1. Ab-

2. Dis-

3. In-

4. Bi

5. Tri-

6. Uni-

7. Poly-

Activity 3: To get your grade, show the teacher your score.

http://www.english-online.org.uk/games/prefixgame.htm

http://teacher.scholastic.com/activities/athens_games/gameGreekToMe.htm

Copy: Prefixes and Root Words 3

Prefixes/Root WordsDefinitions

Activity 4: Complete these two activities. Then, show the teacher your score.

A1. http://www.quia.com/cc/66094.html

B1. http://www.quia.com/mc/65963.html

Putting It All Together

Complete the following activities:

1. http://www.funbrain.com/cgi-bin/root.cgi?A1=s&A2=4&A3=1

2. http://www.funbrain.com/cgi-bin/root.cgi?A1=s&A2=4&A3=0

3. http://www.manythings.org/wbg/prefixes-jw.htm

Conclusion: Exit Post -Test

In order to finish this assignment, ask your teacher for the post test.