module 5 study guide
what kind of water makes up the majority of earths water supply?
what is the largest source of fresh water on the planet?
icebergs and glaciers.
what is the largest source of liquid fresh water on the planet?
in the hydrologic cycle, name the ways water can enter the atmosphere?
through evaporation and transpiration.
when a rain drop hits the ground, name the three ways it can eventually end up in a river?
soil moisture, ground water, runoff.
what process in the hydrologic cycle puts soil moisture into the atmosphere?
in which body of water would the residence time be shorter: a quick moving river or a lake the has no river out lets?
the quick moving river.
what must a lake have to contain fresh water?
a lake must have a river outlet or a stream.
why is the salinity of the ocean evidence that the earth is not billions of years old?
if the earth was billions of years old it wold be saltier the it is now.
if you tasted melted sea ice would it taste like fresh water or salt water?
where do icebergs come from?
icebergs are ice chunks that break off from a glacier.
where do glaciers come from?
glaciers are firmly packed snow and is ice that drifted from the top of a mountain ,ice the does not melt in the summer.
the captain of a ship see's an ice berg and steers clear of it why is he still worried.
he is still worried because, only 10% of an ice berg is visible.
if no energy is added to the air, what happens to the temperature when the air expands?
it gets hotter.
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