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