Physics, 06.08.2019 03:20 Katie123amazing
Asquare is cut out of a copper sheet. two straight scratches on the surface of the square intersect forming an angle theta. the square is heated uniformly. as a result, the angle between the scratches? a) increasesb) decreasesc) stays the samed) depends on whether theta is obtuse or acute
Answers: 1
Physics, 21.06.2019 23:00
For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.
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By what primary heat transfer mechanism does the sun warm the earth?
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Asquare is cut out of a copper sheet. two straight scratches on the surface of the square intersect...
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