ALKANOLS (PART 2)
Alkanols, also known as alcohols, are organic compounds containing a hydroxyl group (-OH) attached to a carbon atom. Their general…
THE ROCKS (PART 1)
The term “rocks” refers to naturally occurring solid aggregates of minerals or mineral-like substances. Rocks are classified into three main…
THE ROCKS (PART 2)
The term “rocks” refers to naturally occurring solid aggregates of minerals or mineral-like substances. Rocks are classified into three main…
ANGLE OF ELEVATION AND DEPRESSION (PART 1)
The angle of elevation is the angle between the horizontal line and the line of sight when looking upward at…