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WorksheetsGrade-7 Ocean currents
Total questions: 25
Worksheet time: 20mins
What affects the density of water?
Salt
Temperature
The seasons of the year
Both A and B
The part of the Earth that is covered in water is known as the ______________.
Ozone Layer
Hydrosphere
Atmosphere
Icebergs
There are __________ major oceans in the world.
Four
Five
Three
Six
The ___________ Ocean is the largest and deepest ocean of the world.
Pacific
Indian
Arctic
Southern
The ___________ Ocean is the only ocean in the world that is named after a country.
Arctic
Indian
Pacific
Atlantic
Which of the following oceans is between Africa and Australia?
Indian Ocean
Arctic Ocean
South Atlantic Ocean
South Pacific Ocean
The oceans cover______of the surface of the Earth.
50%
60%
71%
80%
The North Pole lies in the middle of which ocean?
Pacific Ocean
Arctic Ocean
Atlantic Ocean
Southern Ocean
A body of running water that usually finish in a lake or in an ocean.
River
Pond
Lake
What kind of water does an Ocean have?
Fresh water
Warm water
Salty water
What kind of water does a river have?
Salty water
Fresh Water
cold and dirty water
Earth's nickname is the "Blue Planet" because 70% of its surface is ___.
ice
water
sky
land
What causes pollution?
The rise and fall of Earth's waters on its coastlines are called
currents
tides
waves
gravity
The development of a wave usually begins with
currents
wind
gravity
tsunamis
