How long does it take to form1 cm of soil?
four hundred years
six hundred years
one hundred years
two hundred years
How much water is there underground (aquifer ) in our planet?
1 %
0.5 %
2 %
97 %
Why are some X-rays exam rooms underground at the hospitals?
Because of the radiation produced.
Because the doctors prefer this space.
What are the layers of the Earth?
The crust, the mantle, the outer core, and the inner core.
Solid, liquid and gas
Why is it important to preserve the aquifers?
To have water in the future
To use water in industries
What is there under the ground?
worms
roots
What is there under the ground?
worms
fossils
What was found underground in Santa Casa?
Fossils
Many utensils that are part of the history of people
What does an archaeologist study?
He studies the history through excavation of the ground.
He studies the movement of the planet.
The deeper into the ground you go, the hotter it gets.
True
False
What is there under the ground?
humus
rocks
What is there under the ground?
roots
tunnels
What is there under the ground?
mines
sewer
What animal is this underground?
Rabbit
Badger
What is this pipe underground used for?
To carry potable water to homes.
To transport wastewater to the sewer.
What is this pipe underground used for?
To transport wastewater to the sewer.
To protect electrical cables.