Uploaded September 2017 | Updated September 2026, 1 week ago
Watch as i make a childhood favorite, A gyroscope.
a device consisting of a wheel or disk mounted so that it can spin rapidly about an axis that is itself free to alter in direction. The orientation of the axis is not affected by tilting of the mounting; so gyroscopes can be used to provide stability or maintain a reference direction in navigation systems, automatic pilots, and stabilizers.
Watch as i make a childhood favorite, A gyroscope.
a device consisting of a wheel or disk mounted so that it can spin rapidly about an axis that is itself free to alter in direction. The orientation of the axis is not affected by tilting of the mounting; so gyroscopes can be used to provide stability or maintain a reference direction in navigation systems, automatic pilots, and stabilizers.
![1973 Washington DC, Tomb of the unknown soldier guard, [8MM]](https://i.ytimg.com/vi/KOUTKQRuRWc/mqdefault.jpg "1973 Washington DC, Tomb of the unknown soldier guard, [8MM]
The Tomb of the Unknowns is a monument dedicated to American service members who have died without their remains being identified. It is also known as the Tomb of the Unknown Soldier, but it has never been officially named so. It is located in Arlington National Cemetery in Virginia, United States of America. The World War I Unknown is a recipient of the Medal of Honor, the Victoria Cross, and several other foreign nations highest service awards. The U.S. Unknowns who were interred are also recipients of the Medal of Honor, presented by U.S. Presidents who presided over their funerals.")
