Questions

The condition of blockage of the artery due to plaque deposition in the walls which can lead to stroke or heart attack is called Atherosclerosis.

Whereas,

The condition in which the stiffening or hardening of the arteries is called as Arteriosclerosis.

Semiconductors are the basic materials used in the present solid state electronic devices like diode, transistor, ICs, etc. 2. Lattice structure and the atomic structure of constituent elements decide whether a particular material will be insulator, metal or semiconductor. Semiconductors are elemental (Si, Ge) as well as compound (GaAs, CdS, etc.). Silicon, Germanium, Gallium Arsenide are semiconductors, but Quartz is an insulator.

The Oseberg Ship was in use for several years before 834 when it was finally used as a grave ship for two important women.

The Oseberg Ship was excavated in the summer of 1904 in the Slagen Valley in Vestfold, by archaeologist Gabriel Gustafson. The ship lay in a grave mound, which had a diameter of 44 meters, on property belonging to the farm Lille Oseberg.