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.
Yes it is the same place Mount Moriah, is where Abraham offered his only son Isaac on an altar then he offers the ram instead in the book of Genesis. The Temple Mount is an Islamic dome in Jerusalem. My apologies I originally answered this question wrong the comment is correct. Thank you.