Answer:
A. reactivity
Explanation:
how a person reacts to the things they use will demonstrate who they are
 
        
             
        
        
        
The term in the column 1 that match to the column 2 are as follows:-
- Ice sheet           - Size of a continent
- Erratic               -  Boulder or rock dropped by glaciers
- Deforestation    -  Increases erosion
- Glacier              -  Carves away the land
<h3>What is Deforestation?</h3>
Deforestation refers to the cutting down of the trees in the large quantity, which can lead to the environmental issues such as erosion of soil, flooding, loss of habitats etc. It leads to the increase in the level of the erosion as the soil loses it holds.
Ice sheet is a continental glacier in the polar region of the earth which contains 99% of the freshwater.
Erratic refers to a rock or boulder that stands out from the surrounding rocks and is said to have been transported there by glaciers.
Glacier are collection of the ice, rock and other sediments carves away the land. 
Learn more about Deforestation here:
brainly.com/question/11697527
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Answer:
The scale of a map is the ratio of a distance on the map to the corresponding distance on the ground. This simple concept is complicated by the curvature of the Earth's surface, which forces scale to vary across a map. Because of this variation, the concept of scale becomes meaningful in two distinct ways.
Explanation:
 
        
             
        
        
        
Answer:
equator, north pole
Explanation:
the South Pole is 90 degrees South too