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.
After the invention of the Rubikâs Cube in 1974 by a Hungarian professor named Erno Rubik, the Cube took off and gained a worldwide following. The first Rubikâs Cube World Championship was held in 1982 in Budapest, Hungary. The winner was Minh Thai (USA) with a relatively slow (compared to modern times) solve of 22.95 seconds.