Examlex
In the equation d sin = m for the lines of a diffraction grating, d is:
Abu Simbel
An ancient temple complex in southern Egypt, built by Pharaoh Ramses II, known for its massive rock-cut façades and interior chambers.
Aswan High Dam
A large dam located on the Nile River in Egypt, constructed between 1960 and 1970 to control flooding, provide increased water storage for irrigation, and generate electricity.
Ramses II
A prominent pharaoh of Egypt's Nineteenth Dynasty, renowned for his architectural achievements and military victories, ruling from 1279-1213 BCE.
Amarna Period
A phase in ancient Egyptian history during the reign of Pharaoh Akhenaten, characterized by significant religious and artistic shifts, notably the worship of the sun disk, Aten.
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