What does "crisis" mean?
A person who tells you what is wrong
a difficult or dangerous situation that needs serious focus
A breakfast food
Population is…
A beverage
A math solution
number of people living in a country, city, or area
What is the definition of disease?
Condition that makes you healthy
A natural event like an earthquake
Condition that makes you unhealthy
What is poison?
any substance that is harmful to your body
A traditional Polish dish
A rock and roll band from the 1980s
Water covers what percent of the earth’s surface?
80%
90%
70%
What are impurities?
A mixture of liquids
tiny bits of a different substance
The same substance
Can we get water from the air?
No
Yes
What is condensation?
process of changing from a gas to a liquid
process of changing from a solid to a gas
process of changing from a liquid to a gas
Can clean water be taken from polluted air?
No
Yes
The United Arab Emirates have a huge project planned to get water from what source?
Icebergs
groundwater
air
What is the name of the method of filtering pure water molecules out of salt water or polluted water by forcing the water through a semipermeable membrane?
Reverse Osmosis
evaporation
condensation
