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Classical conditioning vs operant
answered
Aug 21, 2019
Social Studies
high-school
6
votes
201k
views
Which of the following was NOT part of the agricultural revolution at the end of the 19th Century? A. barbed wire B. rotation of crops C. wind power D. artificial fertilizer
answered
Aug 10, 2019
History
high-school
5
votes
122k
views
Cyrus McCormick invented the ____________ which revolutionized the farming industry. a. fertilizer machine c. mechanical tractor b. mechanical reaper d. none of the above
answered
Mar 7, 2019
History
middle-school
2
votes
55.6k
views
the second angle of a triangle is three times as large as the first. the third angle is 30 degrees more than the first. find the measure of each angle. (please include solution, thank you very much)
answered
Jan 18, 2019
Mathematics
middle-school
0
votes
46.9k
views
What is the key characteristic of an oxidation–reduction reaction? A.Electricity is gained. B.Electricity is lost. C.Electrons are exchanged. D.Electrons are gained. E.Electrons are lost.
answered
Apr 6, 2018
Chemistry
high-school
3
votes
194k
views
Anne is comparing savings accounts. One account has an interest rate of 1.2 percent compounded yearly, and one account has an interest rate of 1.2 percent compounded monthly. Which account will earn more
answered
Jan 9, 2018
Mathematics
college
2
votes
88.9k
views
How do waves travel
answered
Jan 9, 2018
Social Studies
middle-school
6
votes
113k
views
Summary of all quiet on the western front book in 300 words about
answered
Dec 29, 2017
English
high-school
6
votes
222k
views
Which diet has followers who tend to be healthy but find difficulty following the diet in many parts of the u.s.? a. low-fat diet b. australian diet c. mediterranean diet d. high-protein/low-carb diet
answered
Aug 20, 2017
Health
high-school
5
votes
51.3k
views
Three roots of a fifth degree polynomial function f(x) are –2, 2, and 4 + i. Which statement describes the number and nature of all roots for this function?
answered
Jan 5, 2017
Chemistry
high-school
5
votes
80.2k
views
What it is the quadratic formula ?
answered
Jul 9, 2015
Mathematics
high-school
3
votes
71.0k
views
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