a scale ranking ten minerals from softest to hardest; used in testing the hardness of minerals. Define DENSITY: A measure of how much matter there is in a given amount of space.
Jerusalem is a hilly city so the altitude varies but it is approximately 750 Meters (2,500 feet) above sea level.
Mount Gerizim and Mount Ebal. Both Mount Gerizim and Mount Ebal are north of Jerusalem and situated near each other. Mount Gerizim was the Samaritan rival to Jerusalem. The burning question discussed between Jews and Samaritans was about the divinely appointed site for the central worship and sacrifice of the religion of Israel.