evaporate
The sun warms the ocean and causes some of the water to ______________
condenses
Water vapor cools and ______________ to form clouds
falls
Any moisture that _________ from the air and reaches the ground is called precipitation
3/4s
Almost __________ of the earth is covered by water
salt water
Water can be either fresh or _____________
fresh water
Water can be either salt water or ___________
ocean
Fresh water carries nutrients and minerals to the ________________
water cycle
The path water takes as it travels between the earth and the air is called the ____________
earth
Tides are caused by the gravitational pulls of the sun and moon on the ________
rotates
Tides happen in different places because the earth _________ as the moon pulls on it
two
Many bodies of water have ______ high tides and two low tides each day
wind
Most waves are caused by __________
landslides
Waves can also be caused by _________ volcanoes, or underwater earthquakes
underwater earthquakes
Waves can also be caused by volcanoes, landslides or __________________
volcanoes
Waves can also be caused by __________, landslides, or underwater earthquakes
gravity
What is the force that pulls fresh water toward the ocean?
moon
its gravity pulls on the earth's oceans
tides
regular changes in the water level of the ocean
waves
the up-and-down movements on the surface of the water
speed of wind
One thing that determines the size of a wave
distance the wind blows
One thing that determines the size of a wave
amount of time the wind blows
One thing that determines the size of a wave
pacific ocean
The largest and deepest ocean is the ___________
artic ocean
The smallest and shallowest ocean is the ____________
current
A stream of water moving like a river through the ocean is called a _____________
deep ocean
The ____ _________ currents are controlled by temperature changes and the amount of salt in the water.
surface
The ________ currents move because of the winds.
gulf stream
The _____ __________ is a warm current.
plankton
The tiny plants and animals that live on or near the surface of the ocean are called ________.