What is a contour map? Click here to watch the video. Choose the correct answer below. A. A contour map indicates the location of a data value using a dot. The bigger the dot, the larger the B. A concentration. regression line can help visualize the trend between paired numeric variables. C. A contour map shows the location of all data values on a map. D. A contour map can hone in on the trend the same way a regression line can. It helps one see trends in the concentration on a map.

Contour maps are a unique way of visualizing elevation and topographic information, using lines to connect points of equal value. Imagine hiking a mountain, where each line on the map indicates a specific elevation; these lines help you understand the slopes and shapes of the terrain at a glance, making it easier to plan your next adventure! In real-world applications, contour maps are invaluable for various fields like geography, meteorology, and even urban planning. They help in assessing land usage, predicting flood areas, or even determining water flow patterns. By studying contour lines, planners can make informed decisions that impact how we interact with the environment around us.