Make a ship name out of these user names lol

HotMilk_OuO
Manglefox33

What is happening when the water inside a kettle heats up and begins to boil

True or false exosphere is the least dense

Water is a highly important natural resource. which of these would be the best method to conserve water? a) drinking bottled water b) monitoring the ph of rivers c) treating and re-using wastewater d) testing nitrate levels in groundwater