Before you can complete this worksheet, you need to download and install Google Earth if you do not already have it installed on your computer. Click the blue button at the right to begin the download; follow the instructions given after clicking the button.
After you are finished downloading and installing Google Earth, you are ready to continue with the assignment. 
After installing Google Earth, take a few minutes to familiarize yourself with it. In particular, you should learn how to use the Google Earth ruler tool. Watch the video below to learn a little bit about Google Earth and its ruler tool.
Answer all of the questions in "Measurements with Google Earth Practice" below. Get in touch with me if you have trouble with any of the problems because you will be graded on very similar problems on the worksheet at the end of this activity. Feel free to ask any questions you have in the "Office Hours Chat" gadget at the right. Note: This is only a practice. You are not finished with the assignment until you complete and submit the worksheet which you can access at the bottom of this page. 

Measurements with Google Earth Practice
If you have not already, scroll to the top of the page and read before attempting to answer the questions in this practice worksheet. After you understand all of the problems in this practice worksheet, scroll to the bottom of the page to complete and submit the worksheet.
 Using the ruler tool in Google Earth, measure the straightline ground length (DISTANCE) from the fountain at ASUMH to the geographical center of Tokyo, Japan. Make sure you use the proper SI unit(s) and direction (if necessary). Choose the answer which is closest to the answer you find.
 10, 391, 000 meters east
 10, 391, 000 meters west
 10, 391, 000 meters
 6, 457 miles east
 6, 457 miles west
 6, 457 miles
 Using the ruler tool in Google Earth, measure the total DISPLACEMENT of a bird if it flies from the fountain at ASUMH to the Saint Louis Arch. Make sure you use the proper SI unit(s) and direction (if necessary). Choose the answer which is closest to the answer you find.
 321, 464 meters southwest
 321, 464 meters northeast
 321, 464 meters
 200 miles southwest
 200 miles northeast
 200 miles
 Let's say that Justin Bieber is 5' 6'' (five foot, six inches) tall. Using the conversion factor, 1 meter = 3.28 feet, convert Justin Bieber's height to meters.
 1.68 meters
 1.71 meters
 18.04 meters
 If the distance from the geographical center of Sacramento, California to the geographical center of Rome, Italy is 9, 925, 000 meters, how many Justin Bieber's, lying down headtotoe, would it take to reach from the center of Sacramento to the center of Rome? Round to the nearest whole number of Justin Biebers.
 5, 907, 738 Justin Biebers
 16, 674, 000 Justin Biebers
 If you could walk at a speed of 1.2 meters/second, how long would it take for you to walk from the geographical center of Los Angeles, California to the geographical center of New York City. Round your answer to two decimal places, and use the proper SI unit(s) and a direction (if necessary). Hint: The distance from the center of Los Angeles to the center of New York city is 3, 879, 040.22 meters.
 If it takes you 3,232,533.52 seconds to walk across the United States, how many days does it take you to walk across the U.S.? Round to the nearest whole day.
This worksheet is openbook and opennote, and you may work with your classmates. In addition, you may attempt the worksheet as many times as you would like.
After you have completed and submitted the worksheet (and are happy with your grade), you are finished with this assignment.
After you have completed and submitted the worksheet (and are happy with your grade), you are finished with this assignment.