Charlotte "Charly" Beck, nicknamed Friction, was a dance student who acquired the power to make herself, anything she touched, and any other object she thought about within a limited range friction-free enough to make the object or person slide effortlessly. Over time, Beck learned to make her power object-specific or to increase friction to stick things together, ...

A secondary school describes an institution that provides secondary education and also usually includes the building where this takes place. Some secondary schools provide both lower secondary education (ages 11 to 14) and upper secondary education (ages 14 to 18), i.e., both levels 2 and 3 of the ISCED scale, but these can also be provided in separate schools.. In the …

A tropical year or solar year (or tropical period) is the time that the Sun takes to return to the same position in the sky of a celestial body of the Solar System such as the Earth, completing a full cycle of seasons; for example, the time from vernal equinox to vernal equinox, or from summer solstice to summer solstice. It is the type of year used by tropical solar calendars.The solar …

A belt is a loop of flexible material used to link two or more rotating shafts mechanically, most often parallel. Belts may be used as a source of motion, to transmit power efficiently or to track relative movement. Belts are looped over pulleys and may have a twist between the pulleys, and the shafts need not be parallel.. In a two pulley system, the belt can either drive the pulleys …