What is a hypertonic fluid?
A fluid that makes you hyper.
A fluid that has pink salt.
A fluid that has not enough salt.
A fluid that has more salt than the body can handle.
What is desalination?
removing salt from water
removing fish from water
drinking salt water
adding salt to water
What is reverse osmosis?
boiling water to remove salt
adding water to salt
using filters to separate water and leave salt behind
using soil to separate water and leave salt behind
What is distilling?
adding salt to water
cooling saltwater and leaving salt behind
heating saltwater to create steam and leaving salt behind
adding soil to salt water
Human bodies are more than _______ water.
5/5
1/5
2/5
3/5
What is the term for not drinking enough water?
starving
rehydrated
dehydrated
full
What do cells in the body do when salt levels are too high?
nothing
add water
release water
explode
What is the body's signal that it needs more water to keep working properly?
sleep
crying
hunger
thirst
The Earth's oceans cover nearly how much of the Earth's surface?
2/4
4/4
3/4
1/4
What can happen if a person becomes too dehydrated?
become weak and possibly die
need to take nap
nothing
need to eat more salt
How did ancient sailors get fresh water?
they drank the ocean water
they had to distill it
they had enough water from the rain
they brought bottled water
