Introduction
Have you ever wondered why the ocean rises and falls every day? Why do some beaches look completely different in the morning compared to the evening?
In this WebQuest, you will become a young marine scientist and discover how the Moon and Sun affect the tides of the Earth’s oceans. You will explore videos, websites, and online activities to understand why tides happen and why they are important to people and marine life.
Task
Your task is to work individually or with a partner to:
1. Explain what causes ocean tides.
2. Describe the difference between high tide and low tide.
3. Identify how the Moon and Sun affect tides.
4. Create a short presentation, poster, or infographic about ocean tides.
At the end of the activity, you will present your work to the class.
Process
Step 1: Watch and Learn
Watch the following educational videos and read the websites provided.
Resources
NASA Climate Kids: https://climatekids.nasa.gov/tides/
NOAA Ocean Facts: https://oceanservice.noaa.gov/facts/tides.html
National Geographic Kids: https://kids.nationalgeographic.com/
While exploring the resources, answer these questions:
1. What causes ocean tides?
2. What is the difference between high tide and low tide?
3. Why does the Moon affect tides more than the Sun?
4. How do tides affect people and marine animals?
Evaluation
Criteria Excellent (10) Good (8) Fair (6) Needs Improvement (4)
Understanding of Tides Explains concepts clearly and accurately Mostly accurate explanation Some understanding shown Limited understanding
Creativity Very creative and organized Organized with some creativity Simple presentation Lack of organization
Use of Information Uses all required information Uses most information Missing some details Missing many details
Presentation Clear and confident Mostly clear Some unclear explanations Difficult to understand
Total Score: ____ / 40
Conclusion
You learned how the Moon and Sun affect Earth’s oceans and why tides are important in everyday life. Understanding tides helps scientists, fishermen, sailors, and coastal communities stay informed and safe.
Credits
ChatGPT
Teacher Page
Objectives
Students will:
Explain how gravity causes tides.
Differentiate between high tide and low tide.
Interpret simple tide information.
Use online resources responsibly.
Skills Developed
Critical thinking
Research skills
Collaboration
Digital literacy
Communication skills
Suggested Time
1–2 class periods (45–60 minutes each)
Materials Needed
Internet connection
Laptop/tablet/phone
Presentation materials
Worksheet or notebook