Seawater & Waves

Today's Goal: Today student's will understand what makes seawater salty.They will also know what causes oceans waves (including tsunamis), what affects their size and be able to describe the parts of a wave.

Assignment

Work with the partner sharing your side of the table. You will both need your computers. One of you will navigate to the websites. On the other computer, go to pvLearners, select Drive and create a new document. Share the document with your partner and me. In this document you will need to type the questions and then answer each one. Answers must be in complete sentences. They also must be well thought out, which means they make sense. Be sure your answers are complete and written in complete sentences. Title the document with both of your first names and Seawater. (Example: Luke & Hector Landforms)

Questions:

1. Define crest, trough, wave height and wave length in relation to ocean waves.

2. What three factors determine how big a wave will be?

3. True or False. Wind pushes objects forward. Defend your answer.

4. What causes a wave to break?

5. Why is ocean water salty?

6. Why is drinking seawater bad for you?

7. Is it ever ok to drink seawater and if so, how much.

8. What are the three causes of a tsunami?

9. What is the most common cause of tsunamis?

10. Describe how an earthquake causes a tsunami.

Videos: