a long, deep valley on the ocean floor
trench
Hail, rain, snow, and sleet are all examples of...
precipitation
a hole dug into the ground to access groundwater
a well
When talking about the salt content of water, you are referring to...
salinity
The Earth is mostly made up of...
water
What is the term for a volcanic mountain that rises from the ocean floor but doesn't reach the surface?
seamount
The formation of clouds is an example of...
condensation
a landform, usually a mountain range, that separates watersheds
a divide
Water at the top of the ocean has a ________ salinity than the water at the bottom.
lower
Of all the water on Earth, which do we have more of and about how much do we have?
salt water and 97%
a broad area covered with thick layers of mud and silt
abyssal plain
What TWO things power and drive the water cycle?
gravity and the sun
a collection of water underground
an aquifer
What is one reason the bottom of the ocean has a higher salinity than the top?
Most of the fresh water we have is...
frozen, ice, solid
a gentle sloping, shallow area extending into the ocean
continental shelf
What part do plants play in the water cycle?
transpiration
all the rivers, streams, and tributaries that flow into a larger river
a watershed
What happens to the temperature of ocean water as you go deeper in the ocean?
The temperature decreases.
What spheres are involved with the water cycle?
geosphere, hydrosphere, atmosphere, and biosphere
long chains of mountains on the ocean floor
mid-ocean ridges
The formation of lakes, rivers, ponds, oceans, and streams after precipitation, are examples of...
collection
Water that is goes into the ground.
infiltration
What happens to pressure as you go deeper into the ocean?
The pressure increases.
What is the water cycle?
Water moving from the Earth to the atmosphere and back again.