SCIENCE UNIT 4
THE EARTH´S BIOSPHERE AND ECOSYSTEMS
BLOCK 1THE BIOSPHERE
In this part of the unit we are going to review some important information about our planet and some of the living things that live on it.
You will see that some of these contents are very easy because you studied part of them when you were in 4th grade, so now, we are just going to check and review some of those contents.
I hope that you enjoy it!
Let´s begin!
WHAT´S THE BIOSPHERE?
INTRO VIDEO
CURIOSITY
WHY DO BIRDS FLY IN V FORMATION?
CAN YOU REMEMBER WHAT A FOOD CHAIN IS?
VIDEO 1
THE ANIMAL FOOD CHAIN (REVIEW)
VIDEO 1.1
FOOD WEBS
VIDEO 2
2.1 LIVING THINGS RELATIONSHIPS
Watch these videos to learn some more about these interesting topic!
BIODIVERSITY
VIDEO 3.1
VIDEO 3.2
HUMAN IMPACTS ON BIODIVERSITY
VIDEO 4
BLOCK 2
ECOSYSTEMS
In this second part, we are going to learn about the most important ecosystems on Earth. You will discover amazing facts about the different habitats where living things live and interact with the non-living components.
Get ready, set, go!!
Which one is your favourite ecosystem?
VIDEO 5
WHAT IS AN ECOSYSTEM?
VIDEO 6
So, an ecosystem is a COMMUNITY of LIVING and NON-LIVING THINGS that live in a certain area and interact with the environment!!
VIDEO 7
SOME MORE INFO ABOUT ECOSYSTEMS
VIDEO 8
TYPES OF ECOSYSTEMS
ECOSYSTEMS, POPULATIONS AND COMMUNITIES
VIDEO 9
MORE INFORMATION ABOUT ECOSYSTEMS
VIDEO 10
AQUATIC ECOSYSTEMS
A
B
SUMMARY OF AQUATIC ECOSYSTEMS
VIDEO 11
EXTRA INFORMATION ABOUT THE DIFFERENT ECOSYSTEMS
THE TUNDRA
THE RAINFOREST
THE GRASSLANDS
THE DESERTS
THE TEMPERATE DICIDIOUS FORESTS
