Atoms in the same period have the same number of energy levels, which also helps scientists predict how an atom will interact with other atoms. In Dimitri Mendeleev's periodic table, elements in the same vertical group have _____.
NonVisual Desktop Access (NVDA) is a free, open source, portable screen reader for Microsoft Windows. The project was started by Michael Curran in 2006. NVDA is programmed in Python. It currently works exclusively with accessibility APIs such as Microsoft Active Accessibility, IAccessible2 and the Java Access Bridge, rather than using specialized video drivers to intercept and interpret visual information. It is licensed under the GNU General Public License.
NonVisual Desktop Access (NVDA) is a free and open source screen reader for the Microsoft Windows operating system developed by NV Access, with contributions from the community. It can be downloaded from NV Access. This page only lists a few of the most used keyboard short-cuts and commands, for a complete list See NVDA User Guide. The NVDA Modifier Key. Most NVDA-specific keyboard commands consist of pressing a particular key called the NVDA modifier key (Numpad Insert or Extended Insert by default) in conjunction with one or more other keys. In the table below, this will be referred to as just NVDA.