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.
July is the hottest month in Jerusalem with an average temperature of 23Â°C (73Â°F) and the coldest is January at 8Â°C (46Â°F) with the most daily sunshine hours at 13 in July. The wettest month is January with an average of 90mm of rain.