Social Sciences 4th Grade



 



Now, continue reading the following presentation about PRE-HISTORY

Pre-Romans in the Peninsula: 





TO DO exercise: 
Exercise 5 Page 85


Colonizers coming to the Peninsula too: 









TO DO exercise: 
Exercise 1 Page 98


TO DO exercise: 











Our world: Conserving Natural Heritage





But ... Who are the people studying Pre-History and History? Are they "historians" or "archaeologists"? What is an ARCHAEOLOGIST? 





ROMANS coming to the Peninsula and conquering it ...







TO DO exercise (homework on November, 10th):


TO DO exercises (in the class - homework if not finished on November, 13th):




Water

World Water Day, held on 22 March every year since 1993, celebrates water and raises awareness of the 2.2 billion people living without access to safe water.




Twelve facts about water ... TRUE OR FALSE?


1) Water is a molecule. H2O: a combination of 2 hydrogen atoms and 1 oxygen atom. 

2) Water is the only natural substance that exists in all three states: solid (ice), liquid (water) and gas (water vapour) at temperatures normally found on Earth. 

3) Ocean water is salty.

4) 60% of the Earth's surface is covered in water.

5) Water can be found everywhere you look, in lakes and rivers, and even in people, pets and trees. 

6) Water evaporates in high temperatures and becomes a gas (water vapour).

7) Earth is the only planet known to have permanent bodies of water on its surface.

8) Plants and trees lose water through their roots in a process called transpiration.

9) The water on Earth is always in movement in a natural water cycle. 

10) 5% of the world's water is freshwater. 

11) Up to 60% of an adult human body is water. 

12) More people in the world have a mobile phone than a toilet. 


Solutions: 1-TRUE; 2-TRUE; 3-TRUE; 4-FALSE; 5-TRUE; 6-TRUE; 7-TRUE; 8-FALSE; 9-TRUE; 10-FALSE; 11-TRUE; 12-TRUE.

Complete: 

Exercise 3 - Page 44: 

Exercise 6 - Page 45: 


Exercise 2 - Page 48: 


Exercise 3 - Page 49 (in pairs): 


Groundwater...



Rivers in Spain: 



Exercise 6 - Page 47: 


Exercises on page 54: 


Exercises on page 55: 







Properties: Hardness - Mohs Scale



Classification of minerals and rocks (igneous, sedimentary and metamorphic): Charts







Exercises:

In the book (page 66):  




Plants stop erosion: Complete the different sentences with the correct word from the white rectangle. 



Investigation about "erosion" in Spain: 
  1. Name. 
  2. Location: province and community. 
  3. Type of erosion
  4. Interesting fact.
  5. Drawing, photograph, picture. 

Videos: 

Games: 

Comentarios

  1. I love this video. Archaeologists are scientist that use their imagination and works with hypothesis. Exciting job!

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