Answer:A thematic map emphasizes a theme or topic, such as the average distribution of rainfall in an area. They're different from general reference maps because they don't just show natural and manmade features such as rivers, cities, political subdivisions, and highways.
A thematic map is a type of map specifically designed to show a particular theme connected with a specific geographic area.
Uses
They provide specific information about particular locations.
They provide general information about spatial patterns.
They can be used to compare patterns on two or more maps.
Explanation: hope this helped
The chemist would like to study a leaf changing colour.i.e. about the reaction behind it.
<span>Poor sanitation, overcrowding, rampant disease, child deaths, and the danger of fire.</span>