Human impact on landforms worksheets Grade 4

📚 Topic Summary

Humans can change landforms in many ways! When we build cities, farms, or even dig for resources, we reshape the land. Understanding these impacts helps us make smarter choices to protect our planet. Landforms like mountains, valleys, and plains are affected by both natural forces and human activity.

Our actions can have big consequences on the environment. By learning about these impacts, we can work together to protect the beautiful and diverse landforms around us for future generations. Remember, even small actions can make a big difference!

🧠 Part A: Vocabulary

Match the word to its definition:

1. Word: Erosion
2. Word: Deforestation
3. Word: Urbanization
4. Word: Mining
5. Word: Agriculture

1. Definition: Clearing forests for other uses.
2. Definition: The process of wearing away rock and soil by wind or water.
3. Definition: The process where an increasing proportion of a population lives in cities.
4. Definition: The process of extracting valuable minerals from the earth.
5. Definition: The practice of cultivating land or raising crops and livestock.

📝 Part B: Fill in the Blanks

Complete the sentences with the correct words from the box:

(farming, landslides, dams, pollution, soil)

1. __________ can be caused by deforestation, removing plant roots that hold the ground together.
2. Building __________ can change river flow and affect nearby land.
3. __________ from factories and cities can contaminate the land.
4. Intensive __________ can deplete the __________ and make it less fertile.

🌍 Part C: Critical Thinking

How can building terraces on a hillside help prevent soil erosion and why is this important?