Grade 7Social Studies

Maps and Map Work

Types of maps; reading & interpreting maps; scales, distances, directions; symbols.

📖 4 min read · 3 worked examples · 4 practice questions

📚 Practise Maps and Map Work with the AI tutor
Free email sign-in · AI tutor in English, Kiswahili or Sheng
Get started →

The lesson

Today we'll explore why maps are so useful in our everyday lives. By the end of this lesson you will be able to: 1) understand the purpose of maps in everyday life, 2) identify the different types of maps we use here in Kenya, and 3) read map symbols, scales, distances and directions with confidence. We'll start by looking at how maps help us find our way to school, markets, and even national parks, then we'll compare road maps, topographic maps, and climate maps you might see in textbooks or on your phones. Finally, we'll practice reading a simple map of our county, focusing on the legend, scale bar, and north arrow.

Let's explore the different types of maps we use in Kenya. First, physical maps show landforms. For example, the topographic map of the Rift Valley helps us see mountains, valleys, and river courses. Next, the table compares each map type with its typical use in Kenya: political maps for county boundaries, thematic maps for rainfall distribution, and physical maps for terrain. Remember, choosing the right map depends on the question you want to answer—whether it's about space, boundaries, or data patterns.

Let's explore how map symbols and legends help us read a map quickly. First, notice the common symbols: solid lines for roads, blue wavy lines for rivers, and icons for schools and hospitals. The solid line here represents a road—just like the main highways you travel on in Kenya. The blue wavy line indicates a river, such as the Tana River flowing across the landscape. This "M" stands for a market, a familiar landmark in many Kenyan towns. Finally, this pie chart shows how often each symbol appears on Kenyan school maps, with roads being the most frequent, followed by rivers and then community icons. To recap, we've identified the key symbols, learned what they represent, and seen their usage frequency. Great job paying attention!

Worked examples

Interpreting a Physical Map

Let's dive into Worked Example 1: Interpreting a Physical Map of the Great Rift Valley. First, we locate the major features. Here you can see Mount Kenya rising in the centre and Lake Turkana to the north‑east. Notice how the map's symbols help us pinpoint these landmarks. If you follow the line connecting these two points, you'll trace the rift's axis across the landscape. Next, let's read elevation from the contour lines. Each closed curve represents a specific height above sea level; the closer the lines, the steeper the slope. Finally, we relate height to climate zones. Higher elevations like Mount Kenya are cooler and receive more rainfall, while the low‑lying Rift Valley is hotter and drier. In summary, by spotting major features, reading contour lines, and linking elevation to climate, we can interpret how the physical map tells the story of the landscape.

Using a Legend

Everyone, let's dive into Worked Example 2: Using a Legend. We'll look at a county map of Mombasa and practice matching the symbols to what they represent on the ground. Here is the map legend. Notice the anchor ⚓ for the main port, the sailboat ⛵ for the boating area, and the leaf 🌿 for green spaces. These icons tell us what each symbol on the map means. At this part of the map. Can you match each symbol you see with the real‑world feature described in the legend? Which symbol marks the main port? Remember, the anchor ⚓ is our clue. Raise your hand when you think you have the answer.

Calculating Distance with Scale

Everyone, let's dive into Worked Example 3: Calculating Distance with Scale. First, look at the information on the slide: the map scale says 1 cm equals 2 km, and the distance we measured between the two towns is 7 cm. That scale—1 cm equals 2 km—is our conversion factor. It tells us how many real kilometres each centimetre on the map represents. We apply the formula: 7 cm × 2 km / cm = 14 km. The actual distance between the towns is fourteen kilometres. Why does using an accurate scale matter? Imagine planning a bus trip: if we misread the scale, we could end up traveling twice the distance, wasting fuel and time. Precise scaling ensures reliable travel planning and resource management. Any questions so far? Remember, the key steps are: read the scale, measure on the map, multiply, and double‑check your calculation.

Practice questions

  • For the first question, think about what a choropleth map does—it shades whole areas to show how a variable changes across space. Rainfall is exactly that kind of variable, so the best choice will be the map that displays data by region rather than physical features or roads.
  • The second question asks you to recognise the symbol for a secondary school on a Kenyan map legend. Recall that we looked at the legend where secondary schools were marked with an orange star and a blue square.
  • Is a simple scale calculation: 1 cm represents 10 km, and the measured distance is 3.
  • Finally, question four tests your sense of direction using the compass rose. Remember that Eldoret lies slightly south‑west of Kitale, so picture the compass and choose the direction that points from Eldoret toward Kitale.

Ask the tutor

  • Explain Welcome & Learning Objectives in simple words.
  • Give me 3 worked examples on Welcome & Learning Objectives.
  • Quiz me with 5 questions on Welcome & Learning Objectives.
  • What's the most common mistake students make on Welcome & Learning Objectives?
Sign up for a CBC AI tutor →

Free email sign-up — the tutor answers in English, Kiswahili or Sheng and walks you through maps and map work step by step.

Keep going in Social Studies5 more