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 derived from Greek and Latin and use this knowledge to analyze the meaning of complex words.

Activating Prior Knowledge Have you heard the word television? The root tele means “far away.” Can you see the root astr in astronomer? The root terr means “star” or “outer space.” Can you see the root tele in the Spanish word “telefono” or in the English word telephone?

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

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

Read the following Latin roots. tele distant; far away Greek astr star; outer space Greek

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: astronaut astronomical telecast astronomy teleconference telegraph telemarketing telescope

Read these definitions / synonyms:  extremely large, huge)  the branch of science for the study of planets, stars, and space.  a broadcast by television  an instrument used to send messages over distances through electrical wires  a meeting using long-distance devices, such as telephones, televisions, or computers  space traveler  selling by telephone  an instrument used to make distant objects look closer and larger

Match the words with the correct definitions or synonyms: astronaut astronomical telecast astronomy teleconference telegraph telemarketing telescope  extremely large, huge  the branch of science for the study of planets, stars, and space.  a broadcast by television  an instrument used to send messages through wires over distances  a meeting using long-distance devices, such as telephones, televisions, or computers  space traveler  selling by telephone  a an instrument used to make distant objects look closer and larger

Answer these questions: 1.What is a root? 2.Does tele as in telemarketing mean selling by phone or in the market? 3.What does the root astr mean? 4.What is the root in astronomy? 5.What does the root mean?

Identify the roots. telescope astronaut telemarketing astronomical telegraph astronomy teleconference telecast Guided Practice

Meaning in Context Use the words in the box to fill in the blanks in the following paragraph. astronaut telecast astronomy teleconference telescope Miguel turned on the television to watch the (1) ________ he had been waiting a week to see. Tonight two of his heroes were going to be interviewed for an hour. They were an engineer who had worked on moon landings and an (2) ______________ who had traveled to the moon. Miguel had a (3) _____________ in his backyard and he often looked at the moon’s changes. He hoped that someday he could walk on its surface. Last year, His science teacher had set up a (4) ________________ so that he and other members of the (5) ________________ club could ask questions of scientists at the local university. But tonight, Miguel would be able to hear someone who had actually been on the moon. telecast

Closure A root is – the part of the word that contains the basic meaning.

Independent Practice Match the bolded word with the best synonym: 1.learning about astronomy a. space travel b. science of space c. space scientist 2.a long teleconference a. meting b. series c. announcement 3.an astronomical figure a. distant b. important c. huge 4. to send by telegraph a. horse b. train c. electrical currents through wires 5. the job of telemarketing a. writing b. phoning c. mailing

Extension The word telescope has two meaningful parts: tele and scope. You know that tele means “far away.” Scope is derived from the Greek word skopein meaning “to see.” A telescope is an instrument that helps you to see objects that are far away. Here as some instruments that include scope. Match each of them with what it helps you see. 1.__ microscope 2.__ periscope 3.__ kaleidoscope 4.__ ophthalmoscope a.an instrument (tube) that you can twist that has changing patterns b.an instrument used to see very tiny items c.an instrument used to see the inside of the eye d.an instrument used to see things that are above, as from a submarine b d a c