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Which mountain ranges are part of the Appalachian System of the Northeast U.S.? Alleghenies Cordilleras Adirondacks Catskills Rockies White Mountains Green Mountains
answered
Apr 29, 2021
Social Studies
college
2
votes
119k
views
What percent of the global population is 60 or older?
answered
Feb 23, 2021
Social Studies
high-school
4
votes
110k
views
Which of the following forces require physical contact? A) tension B) friction C) applied force D) air resistance E) magnetic force
answered
Feb 21, 2021
Physics
middle-school
2
votes
49.1k
views
A model of an airplane is 19 in. long. The actual plane is 152 ft. long. What is the scale of the model?
answered
Feb 10, 2021
Mathematics
high-school
7
votes
116k
views
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