Fresh Water
Surface Currents
The Ocean Floor
Waves
Tides
100

What is the difference between a pond and a lake? 

The depth. Sunlight reaches the bottom of a pond. 

100
Do surface currents move water horizontally or vertically?
horizontally
100

What is the Mid-Atlantic Ridge

The elevated ridge of rock caused by volcanic eruptions creating new sea floor. 

100

Where was the largest wave recorded (what Tsunami) 

Lituya Bay 

100

Approximately how many tide cycles happen in a day? 

2

200

All of the fresh water on Earth, whether surface water or ground water is part of what? 

Watershed

200
South of the equator, do surface currents generally move clockwise or counterclockwise?
counterclockwise
200

What is the flat part of the ocean floor called?

Abyssal Plain

200
What is the lowest point of a wave called?
The trough
200
What is the difference between the level of the ocean at low tide compared to high tide?
tidal range
300
What is one way to reduce erosion due to water? 

Answers may vary

300
What effect causes the east/west movement of water when it moves north/south?
The Coriolis effect
300

What is the submerged part of a continent called? 

Continental Shelf 

300
When waves are passing through a particle of water, how does the particle of water move?
In a circle
300

The tides with the largest range are called

Spring Tides

400

What is the name for the system of water flowing through porous rock? 

Aquifer 

400
Where is the Gulf Stream, and what area of land does it bring heat to?
The North Atlantic. To Europe.
400

What is the deepest trench in the ocean called? 

Marianas Trench

400
What is a breaker?
A collapsing wave
400

What is a neap tide and what causes it? 

The small tides due to the Sun and Moon being at a right angle to each other. 

500

What causes a well to run dry? 

When the level of the pump/ when too much water is taken from the water table

500

What type of winds blow closest to the equator.

Trade Winds 

500

What is the process of an ocean trench forming? 

Ocean plates pushing against the heavier continental plate, which causes the ocean plate to slide under the continental plate

500
What three factors affect the height of waves?
the speed of the wind, the distance over which the wind blows, and the length of time the wind blows
500
What two astronomical bodies cause the tides?
The moon and Sun
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