A body experiencing uniform circular motion requires a centripetal force, towards the axis as shown, to maintain its circular path. In the case of an object that is swinging around on the end of a rope in a horizontal plane, the centripetal force on the object is supplied by the tension of the rope.
The museumâs architect and project designer is the Canadian Douglas Cardinal (Blackfoot); its design architects are GBQC Architects of Philadelphia and architect Johnpaul Jones (Cherokee/Choctaw).
This Victorian style, red sandstone building was built in 1855 and designed by architect James Renwick, Jr. It was originally the home of the first Secretary of the Smithsonian, Joseph Henry, and his family and is the oldest building on the National Mall. The Smithsonian Castle is centrally located on the National Mall and serves as good place to start a tour of the Smithsonian museums. You can view a 24-minute video on the Smithsonian and learn about other Washington, DC attractions as well.