The goal of Unit 11 of The Physics Classroom Tutorial is to develop an understanding of the nature, properties, behavior, and mathematics of sound and to apply this understanding to the analysis of music and musical instruments.
It's as big as the continental United States, but covered in sand. If you like to dig your feet in the sand, then the Sahara Desert is the place for you. Watch out though - it's hot! Temperatures range from 122 F to below freezing in the winter. Sand dunes can reach over 189 meters tall or be flat for miles and miles.
Hot and cold. In the summer months, temperatures in desert regions of Algeria can hit 50Â°C. But nights in the Sahara are often cold and in winter, temperatures can dip below freezing.The north of Algeria is cooler, enjoying a Mediterranean-style climate. Temperatures in Algiers average 26Â°C in July, though humidity can make the summer heat uncomfortable.ut nights in the Sahara are often cold and in winter, temperatures can dip below freezing. The north of Algeria is cooler, enjoying a Mediterranean-style climate. Temperatures in Algiers average 26Â°C in July, though humidity can make the summer heat uncomfortable.