8. The word "they" in line 26 refers to
(A) years
(B) climates
(C) sediments
(D) cores

4. Which of the following is true of the Glomar Challenger? (A) It is a type of submarine. (B) It is an ongoing project. (C) It has gone on over 100 voyages. (D) It made its first DSDP voyage in 1968.

5. The word "extracting" in line 13 is closest in meaning to (A) breaking (B) locating (C) removing (D) analyzing

6. The Deep Sea Drilling Project was significant because it was (A) an attempt to find new sources of oil and gas (B) the first extensive exploration of the ocean bottom (C) composed of geologists from all over the world (D) funded entirely by the gas and oil industry

7. The word "strength" in line 21 is closest in meaning to (A) basis (B) purpose (C) discovery (D) endurance

9. Which of the following is NOT mentioned in the passage as being a result of the Deep Sea Drilling Project? (A) Geologists were able to determine the Earth's appearance hundreds of millions of years ago. (B) Two geological theories became more widely accepted by scientists. (C) Information was revealed about the Earth's past climatic changes. (D) Geologists observed forms of marine life never before seen.

10. What does the passage mainly discuss? (A) Educational changes in Canadian society. (B) Canada during the Second World War (C) Population trends in postwar Canada (D) Standards of living in Canada

11. According to the passage, when did Canada's baby boom begin? (A) In the decade after 1911 (B) After 1945 (C) During the depression of the 1930's (D) In 1966

12. The word "five" in line 3 refers to (A) Canadians (B) Years (C) Decades (D) Marriages

13. The word "surging" in line 4 is closest in meaning to (A) new (B) extra (C) accelerating (D) surprising

14. The author suggests that in Canada during the 1950's (A) the urban population decreased rapidly (B) fewer people married (C) economic conditions were poor (D) the birth rate was very high