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Unit 1

Unit 1. Vocabulary: Lessons 1-5. Word Origins: Greek Roots. Many technical terms used in science and technology are formed by combining common Greek words. EXAMPLE: The term biology is a combination of bios , a Greek word meaning “life,” and logos , a Greek word meaning “the study of.”.

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Unit 1

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  1. Unit 1 Vocabulary: Lessons 1-5

  2. Word Origins: Greek Roots • Many technical terms used in science and technology are formed by combining common Greek words. • EXAMPLE: The term biology is a combination of bios, a Greek word meaning “life,” and logos, a Greek word meaning “the study of.”

  3. Word Origins: Latin Roots • Many English words have Latin roots. • EXAMPLE: Video comes from the Latin root word videre, meaning “see”. • For each Latin root below, provide another example of an English word.

  4. Prefixes • A prefix added to the beginning of a base word changes the meaning of the word. • EXAMPLE: re- meaning “again” + the base word view = review, meaning “view again”

  5. The following words contain prefixes. Write the meaning of each word in your notebook, and then write the word in a sentence. • Disapproval • Revisit • Repay • Preregister • Substandard • Postwar

  6. Suffixes • A suffixadded to the end of a base word changes the meaning of the word. • EXAMPLE: -less, meaning “without” + the base word thought = thoughtless, meaning “without thought” • Sometimes you need to change the spelling of a base word when a suffix is added:

  7. Homophones • Homophones are words that have the same sound but different spellings and meanings. • EXAMPLE: We are allowed to stay out until midnight. He read the statement aloud so everyone could hear. • {Activity}Circle the correct homophone in each sentence that follows. Then write a sentence using the other homophone(s). • In the (passed, past), this place was used as a hospital. • That scarf would (complement, compliment) my outfit perfectly. • While swimming, beavers use (their, there, they’re) broad tails as rudders.

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