The Third Degree

Test your reading of this issue of MichiganScience.

Students in grades six through 12 can compete for a $100 gift certificate from Edmund Scientifics®. The winner will be determined by a random drawing from entries with all the correct answers.

1. How many children under age 5 die annually worldwide?

A. 10 million
B. 8.6 million
C. 9.7 million
D. 20 million

2. True or False? Economic growth reduces rates of infant mortality.

A. True.
B. False.

3. Where was the first Kirtland’s warbler nest discovered?

A. Wayne County
B. Washtenaw County
C. Isabella County
D. Oscoda County

4. Air emissions decreased by what amount between 1970 and 2005?

A. 12 percent
B. 53.2 percent
C. 17.9 percent
D. 37 percent

5. How much higher were Lake Michigan water levels 14,000 years ago?

A. 13 feet
B. 27 feet
C. Two feet
D. Five feet

6. What is the time period when lake levels declined significantly 4,000 to 4,500 years ago?

A. The Nipissing II phase
B. The Medieval Warming Period
C. The Mesozoic Era
D. The Isostatic Rebound Period

7. In what year did the Tacoma Narrows Bridge collapse?

A. 1920
B. 1930
C. 1940
D. 1950

8. What is the critical wind velocity of the Mackinac Bridge?

A. 75 mph
B. 125 mph
C. 450 mph
D. 642 mph

9. In what year was Michigan’s first deer hunting season established?

A. 1845
B. 1859
C. 1895
D. 1925

10. What body mass index is considered obese?

A. 15 BMI or above
B. 20 BMI or above
C. 25 BMI or above
D. 30 BMI or above

Last issue’s winner

Zachary Neely, 12, a seventh-grader at St. Ann School in Cadillac, Mich., correctly answered all 10 questions in the summer issue of MichiganScience to win a $100 gift certificate from Edmund Scientifics. Zachary’s science teacher is Mrs. Ann Urse.

Zachary Neely photo source: LifeTouch National Schools, Inc. All rights reserved.

Mail answers to:

Bruce Edward Walker
The Mackinac Center for Public Policy
140 West Main Street
Midland, MI 48640
Or e-mail answers to

Please include your name, address, grade, school and the name of your science teacher.