Show:
Topography
Currents
Water Cycle
Salinity
Ocean Water
100
The shallow gradually sloping end of the continent that extends beneath the ocean floor is _______________.
What is the continental shelf?
100
The warm water currents originate or begin at the ____________________.
What is the equator?
100

Snow, sleet, rain and hail are all forms of __________.

What is the precipitation?

100

Ocean water contains roughly ____g of salt per 1000g.

What is 35?

100
The world has five oceans. Name them.
Atlantic Ocean, Pacific Ocean, Indian Ocean, Arctic Ocean & Antarctic Ocean
200
A mountain of volcanic material that builds up above sea level is a _________________.
What is a volcanic island?
200
Which current delivers warm water to Western Europe from the tropics as it travels up the eastern coast of the USA?
What is the Gulf Stream?
200

Water that flows down the streets during a heavy rain is called ________.

What is a surface run-off?

200

True or False. The water at the equator is more dense than at the poles.

What is true.

200
_______________ percent of the Earth's water is salt water?
What is 97%?
300
The deepest part of the ocean floor that is a deep canyon on the ocean floor is called ______________.
What is an ocean trench?
300
The currents in Northern Hemisphere (north of the equator) flow in a _______________ direction.
What is clockwise direction?
300
Evaporation of water from plants.

What is the transpiration?

300

Two ways to increase the salinity of water.

What is form sea ice & evaporation.

300

What percent of water on earth is considered drinkable?

What is less than one percent?

400
The place on the ocean floor where new oceanic crust is formed is called _______________.
What is the mid-ocean ridge?
400
These currents are streams of water flowing in oceans caused by winds and the Coriolis effect. What are they called?
What are surface currents?
400

Precipitation is critical for the health of our oceans because _________________.

What is washes salts and minerals from rocks into ocean.

400

What is two ways to decrease the density of water?

What is rain, glacier melt & increase temperature.

400
The Coriolis Effect is caused by ______________.
What is the Earth's rotation?
500
An individual mountain of volcanic material on the abyssal plain is _______.
What is a seamount?
500

__________ circulation are streams of water that move up and down in ocean depths because of differences in temperature and salinity.

What are thermohaline currents?

500

Evaporation affects the salinity of the oceans by _______.

What is increasing salinity?

500

Driven by the differences in temperature and salinity of ocean water.

What is the AMOC or simply ocean currents.

500
Approximately, how much of the Earth's surface is covered by water?
What is 75%?