1. What compound is a common component of air pollution, but is
essential in the upper atmosphere to protect life on earth?

2. What month is showing on the calendar when the Earth is nearest the
sun?

3. The sun makes up approximately what percent of matter in our solar
system?

4. What mammal lays eggs?

5. What land mammal holds the record for the greatest age?

6. Identify the Earth's largest INVERTEBRATE animal.

7. What invention in about 1450 A.D. revolutionized communication and
the world?

8. What is another name for the Paleolithic Age?

9. Most commercial nuclear power plants worldwide are cooled by

10. The only species of cat that lives and hunts in groups is

11. The first animal launched into orbit was a:

12. How many time zones are there on Earth?

13. The word atom is from a Greek word meaning:

14. Used primarily in fertilizers, which element is never found free in nature even though it makes up about 2.5% of the earth's crust?

15. Which continent has the largest KNOWN deposits of coal?

16. What is the better known name for the deadly poison prussic acid?

17. The branch of medical science which is concerned with the study of
disease as it affects a community of people is called:

18. What is the formula of water

19. Which of the following is considered a renewable resource?

20. What country currently has the third largest number of satellites in
orbit?

21. What is the name for the new technology whereby a glass fiber carries
as much information as hundreds of copper wires?

22. Name the first woman to travel in space.

23. The study of poisons is called:

24. The science of weights and measures is called:

25. Who is known as the Father of the Atomic Bomb?