How much of the total water is available for humans to use?
Only three percent of the total water on earth is freshwater
Oops!
Check
Okay!
Check
thief
Give points!
5
10
15
20
25
shark
Other team loses 25 points!
Okay!
shark
Other team loses 5 points!
Okay!
banana
Go to last place!
Oops!
15
What are the three zones of the Biosphere?
The lithosphere, atmosphere and hydrosphere
Oops!
Check
Okay!
Check
15
How can we use energy from the wind?
It can be transformed into electric energy.
Oops!
Check
Okay!
Check
seesaw
Swap points!
Oops!
gold
Win 50 points!
Okay!
fairy
Take points!
5
10
15
20
25
lifesaver
Give 25 points!
Oops!
15
What can we get from petroleum?
Fuels, colorants, cosmetics, medicine, etc.
Oops!
Check
Okay!
Check
15
Describe the lithosphere
The lithosphere consists of the earth's crust and the upper part of the cover.
Oops!
Check
Okay!
Check
15
What does the biosphere include?
It includes all living things and the outer layers of the earth.
Oops!
Check
Okay!
Check
15
The ozone layer protects us from what?
The ozone layer of the atmosphere protects the planet from the sun's ultraviolet rays.
Oops!
Check
Okay!
Check
15
Why is water important for pregnant women?
Because the liquid that protects the development of the embryos principally consists of water.
Oops!
Check
Okay!
Check
15
What is the greenhouse effect?
This effect makes the earth retain heat from the sun in its atmosphere. This causes the earth to have a temperature of about 15šC. Weather stability for life.
Oops!
Check
Okay!
Check
seesaw
Swap points!
Oops!
magnet
Take 25 points!
Okay!
fairy
Take points!
5
10
15
20
25
thief
Give points!
5
10
15
20
25
15
What happens with the water vapour in the air when it is hot?
When the temperature is higher, there is more water vapour in the air. That is why tropical areas of the earth are more humid.
Oops!
Check
Okay!
Check
15
How do humans use soil?
For agriculture and forestry.
Oops!
Check
Okay!
Check
15
Describe the hydrosphere
The hydrosphere consists of all the water on earth: oceans, rivers, lakes, glaciers, polar ice caps and the small drops of water in the atmosphere.
Oops!
Check
Okay!
Check
15
What properties does the soil have?
It has many minerals as well as organic matter and air.