The balanced equation below represents a reaction.

o2(g) + energy ==> o(g) + o(g)

54 identify the type of chemical bond in a molecule of the reactant. [1]
55 in the space in your answer booklet, draw a lewis electron-dot diagram of one oxygen atom. [1]
56 explain, in terms of bonds, why energy is absorbed during this reaction. [1]

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

i think the answer is terrae but not 100 percent sure. ▓▬▬ §