3rd Qtr. Science Exam Topic 4 Flashcards
Earth is called the _______________ planet because water is everywhere on the planet.
water
Much of the water you cannot see is an invisible gas called __________________________that is in the ____________ around you.
water vapor, air
Water vapor in the air changes to liquid water when it ____________.
cools
Most of Earth’s water near the surface is in its _____________.
ocean
Water on Earth constantly moves in a _______________ or a series of events or processes that repeat.
cycle
The ____________________ is the continuous movement of water on Earth.
water cycle
Ocean water changes to water vapor when the water ____________________.
heats
_______________________ is the process of changing liquid water into water vapor.
Evaporation
Heat causes air to _______________.
rise
At higher altitudes, air temperatures are lower, and water vapor cools and changes to a ____________________.
liquid
The change from water vapor to a liquid is called _______________________.
condensation
________________ are drops of liquid formed from cooled water vapor.
clouds
Approximately 97% of Earth’s water can be found in ____________.
ocean
Approximately 3% of Earth’s water is ____________________.
fresh water
Water that is _________________ has large amounts of dissolved salts.
saline
Freshwater can be found in ______________, _______________, and ____________________________________-.
ground water, surface water, glaciers/ ice caps
Examples of surface freshwater are ______________, _______________ and ______________.
lakes, rivers, swamps/ wetlands.
The _______________ warms Earth’s ocean water.
sun
Water temperatures change with latitude because of the angle of Earth’s _______________ and its relation to the sun.
axis
Sunlight at Earth’s poles is spread out more than at the ____________________.
equator
Water _______________ can change with ocean depth.
temperatures
Deep ocean water receives less _____________________ and is colder than _____________ water.
sunlight, surface
_______________ and ________________ stir up ocean water.
wind and waves
______________________ move water along the surface and beneath it.
currents
