WorksheetsHYDROSPHERE
Total questions: 14
Worksheet time: 7mins
If you pass to solid state from gas state
sublimation
inverse sublimation
fusion
solidification
desity of the solid water is
higher of liquid water
lower of liquid water
equal of liquid water
Which two elements make up water?
hydrogen and oxygen
oxygen and carbon
helium and oxygen
hydrogen and neon
97% of the water on the Earth is
saltwater
freshwater
Which type of water is usable to living organisms for survival?
saltwater
freshwater
Water is the only substance on Earth that
exists in the liquid state
boils at very high temperatures
freezes at very low temperatures
commonly exists in all 3 states of matter
Most of the fresh water on Earth is located in
ice
rivers
the air
oceans
drinking water treatment
The water comes from factories and then goes clean to the river
The water comes from groundwater and comes to our home
The water comes for a lake and comes to the river
Melting point of the water at 1 atmosphere is
100 ªC
0ºC
50ºC
waste water treatment
The water comes from the river and goes clean to our home
The water comes from the river and comes to a lake
The water comes from factories and goes clean to the river
A bubble of water could form on a coin because...
The density
The capilarity
The surface tension
The melting point
Boiling point of the water at 1 atmosphere is...
0ªC
90ºC
100ºC
2000ºC
Which of this characteristics is not water characteristic
Thermal regulator
Surface tension
heavy weigh
universal solvent
Why water is know as "universal solvent"?
because it can disolve many substance
because is a good thermal regulator
because the water has an extrange density
