For those that enjoyed finding out a little more about our planet in April’s issue, here are the official answers to the Earth Trivia.
1. Approximately 20 million Americans participated in the first Earth Day. When was it and who is responsible for initiating it?
Earth Day was founded by United States Senator Gaylord Nelson as an environmental teach-in first held on April 22, 1970.
2. What is the human population of earth? At this point, that number is expected to double in about 60 years.
Approximately 6.8 billion.
3. Our nation’s first national park, _____________ (fill in the blank), was established by which president?
Yellowstone National Park was established by an Act signed by President Ulysses S. Grant on March 1, 1872, as the Nation’s first national park.
4. There are 394 units of the National Park system, including National Parks, National Monuments, National Historic Sites, etc. Which state has the most National Park units? Which state has the fewest? How many does New Mexico have?
California has 25. Delaware has none. New Mexico has 13
5. Water covers 70% of Earth’s surface. How much of it (to the nearest percentage) is fresh water?
6. The coldest recorded temperature on Earth was -128.6°F, July 31, 1983, in Vostok, Antarctica, when, where and what was the hottest temperature recorded?
136°F, September 13, 1922 in El Azizia, Libya.
7. What two elements make up 99% of Earth’s atmosphere?
Nitrogen and Oxygen
8. Mount Everest is the tallest point on Earth, but due to the fact that our planet isn’t a perfect sphere, a different point is actually farthest from Earth’s center. What is it?
The peak of the volcano Chimborazo in Ecuador at 20,561 feet (6267 m) is farthest from the center of the earth due to its location near the equator and the oblateness of the Earth.
9. Earth has 1 moon (The Moon). But there are also 2 additional asteroids locked into a co-orbital orbits with Earth. What are they called?
3753 Cruithne and 2002 AA29
10. Earth moves about its orbit at roughly 18.5 miles per second. How many miles does it travel in a day?
About 1.6 million miles per day.