1. Deep-Sea Danger
Review

2. ego Definition: a person’s idea of his or her own importance or worth
Sentence: Winning the contest really...

3. hatch
Definition: a door or opening in the floor or ceiling of something, especially on a boat or other craft
Sentence: The sailor opened...

4. intrepid Definition: very brave; bold
Sentence: Dale was intrepid when...

5. propulsion
Definition: the force by which something, such as a ship, is moved forward
Sentence: The submarine had no propulsion because...

6. silt
Definition: very fine particles of earth or sand, carried by moving water and deposited as sediment
Sentence: The river...

7. submersible Definition: a submarine; underwater
Sentence: Isabel drove the...

8. tentacles
Definition: long, slender, flexible growths, usually occurring on the head or around the mouth of an animal, used to touch, hold, or move
Sentence: A giant squid...

9. More Words to Know Greek and Latin Roots
A root is a word part that gives a word its basic meaning. Prefixes and suffixes are added to roots for form words. Words in a word family share the same root. Many roots in English have come from other languages, especially Greek and Latin.
Root Origin Meaning Example
mers Latin Dip or plunge submersible

10. emerge Definition: to move out; to rise or come forth from
Sentence: The turtle will...

11. immerse
Definition: to dip or plunge into
Sentence: The diver...

12. emergency
Definition: serious situation
Sentence: I called

13. malfunction Definition: not work correctly
Sentence: The landing gear on the airplane...

14. merge Definition: join together; blend; unite
Sentence: To enter the freeway, a driver...

15. Comprehension Skill: Draw Conclusions
When you draw a conclusion, you form a reasonable opinion about what you have read.
Use what you know about real life to help you draw conclusions.
Be sure that there are enough facts and pieces of information in the text to support your conclusions.

16. Drama
A story written to be performed by actors for an audience.

17. Characters
People who take part in the action.

18. Dialogue The words characters say.
The words of each character appear next to the character’s name.

19. Script
A printed form of the play.

20. Stage Directions
Sets of bracketed information that tell what the stage looks like and how the characters should move and speak.
[The RESEARCH VESSEL CREW whoops and cheers.]

21. Set
The construction on stage that suggests the time and place of the action.

22. Props
The movable items such as a book, a suitcase, or a flashlight, that the actors use to make their actions look realistic.

23. Acts
Units of the action in a drama.

24. Scene
A section of uninterrupted action in the act of a drama.

25. Look Back and Write
Look back at page 131 to find out who is in the final picture. Explain how and why the picture at the beginning of the play is different. Provide evidence to support your answer.