THE OCEANS

A SCAVENGER HUNT

FOR 2º ESO STUDENTS

by Yolanda Gil

 

 

INTRODUCTION:

       As you can see in the picture, oceans cover a great part of the Earth's surface. In no other planet in the Solar System we can see oceans, so they are a gift to us because it is the home of a diverse web of life, and also and important nature feature to keep us alive on the Earth.

       Let's found out more about them and we will see the importance of their presence in our planet.

 

ANSWER THE QUESTIONS:

 

 1. What's an ocean?

 

2. What are the consequences of the Earth's global warming upon the oceans?

 

3. What are   the sea water components ?

 

4. How many grammes of mineral sea salts are there in a kilo of sea water?

 

5. Where do sea water components come from?

 

6. When is the sea water density higher?

 

7. What's a Tsunami?

 

8. When is the high tide produced?

 

9. What do sea tides consist of?

 

10. Who explained for the first time the strenght of tides?

11. What does the  thermohaline circulation consist of?

 

 

HERE YOU HAVE THE TEMPLATE TO ANSWER THE QUESTIONS