Constant acceleration motion can be represented in motion graphs which represent velocity, acceleration, and distance as functions of time. These graphs are useful for calculating information about motion using the slopes of the curves in each plot.
Rubik's Cube is a 3-D combination puzzle invented in 1974 by Hungarian sculptor and professor of architecture ErnÅ Rubik.
Rubik obtained Hungarian patent HU170062 for his  Magic Cube  in 1975. Rubik's Cube was first called the Magic Cube (BÅ±voes bÅ±vÃ¶s) kocka In. Hungary the puzzle had not been patented internationally within a year of the original. patent