Why is it that if you were stranded out on the ocean you could die out of dehydration? Make sure you are explaining using science based concepts
DONT USE: Evaporation, Salt dries you up, Salt sucks the water up

Drinking seawater can be deadly to humans.

Explanation:

Seawater contains salt. Therefore, to get rid of all the excess salt taken in by drinking seawater, you have to urinate more water than you drank. Eventually, you die of dehydration even as you become thirstier

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.