🌊 Part 1: Understanding Coastal Defences

1. What is coastal erosion? Tick the best answer:

When waves wear away the coastline

When fish swim near the shore

When people build houses by the sea

When it rains heavily

2. Which of these are types of coastal defence? Tick all that apply:

Sea walls

Groynes

Rock armour (rip rap)

Beach nourishment

Car parks

Breakwaters

🎨 Part 2: Design Your Coastal Defence

3. Draw and label your own coastal defence design in the box below. Include:

• The coastline and sea

• Your coastal defence structure

• Clear labels showing the different parts

• Arrows showing how waves interact with your defence

📝 Part 3: Explain Your Design

4. Write a short sentence explaining why your coastal defence would work:

5. What materials would you use to build your coastal defence?

6. How much do you think your coastal defence would cost to build? Circle your estimate:

£10,000 - £50,000

£100,000 - £500,000

£1 million - £5 million

Over £10 million

🔍 Part 4: Evaluation

7. What are the advantages of your coastal defence design?

8. What might be the disadvantages or problems with your design?

9. Match the coastal defence types with their descriptions:

1. Sea wall

2. Groyne

3. Rock armour

4. Beach nourishment

A. Adding sand to make beaches bigger

B. Large rocks that absorb wave energy

C. Wooden barrier built into the sea

D. Concrete wall built along the coast

10. If you were a coastal engineer, what would you consider before building coastal defences? Fill in the blanks:

Before building coastal defences, I would need to consider the __________ of the waves, the __________ of the coastline, how much __________ is available, and the impact on local __________.

Design Coastal Defence Worksheet

Design Coastal Defence Worksheet

🌊 Part 1: Understanding Coastal Defences

🎨 Part 2: Design Your Coastal Defence

📝 Part 3: Explain Your Design

🔍 Part 4: Evaluation

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