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What explains the fact that no machine is 100 percent efficient? A. Friction transforms mechanical energy into thermal energy. B. Thermal energy is transformed into mechanical energy by friction. C. Potential
answered
Mar 26, 2018
Chemistry
middle-school
7
votes
72.0k
views
In what way were Auguste Comte and Immanuel Kant alike? A.They were both educated in France. B.They both felt that the end of the monarchy was inevitable. C.They were both artists. D.They both felt that
answered
Dec 27, 2017
History
high-school
6
votes
190k
views
The strength of an acid or base is measured on a scale of________________________called ph scale
answered
Dec 12, 2017
Chemistry
high-school
4
votes
44.0k
views
Kim is solving a quadratic trinomial equation and has correctly factored it into (x+3)(x-2)=0. What are the two roots (solution set) of the quadratic equation? A) {-3,+2} B) {+3,-2} C) {+3,+2} D) {-3,-2}
answered
Apr 15, 2017
Mathematics
high-school
5
votes
95.3k
views
In what year did the French and Indian War end? a. 1609 b. 1692 c. 1763 d. 1776
answered
Mar 14, 2017
History
high-school
1
vote
80.2k
views
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