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Ocean practice
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25 cards·by FruitSalad
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How much of Earth's surface is ocean percentage
71%
What is the largest ocean
Pacific Ocean
What is a submersible
A small underwater craft used for deep-sea research
What is the bottom of a wave called
Trough
What is the top of a wave called
Crest
______ is the horizontal distance between two successive waves
Wavelength
What are tides
Tides are daily changes in the elevation of ocean surface
What causes spring tides
The alignment of the Sun and Moon
Which ocean is half the size of the Pacific ocean
Atlantic Ocean
A measure of the amount of dissolved salts or solids in a liquid
Salinity
Why are waves different sizes
Depending on the energy it carries
What two forces influence tides
The Moon and Sun
What does the pull of the moon on the part of the ocean that directly faces the moon cause
High Tide
Tides that occur when the sun, Earth, and the moon form a 90 degree angle are called ______
Neap tides
Tides that occur when the sun, earth, and moon are aligned are called
Spring Tides
Horizontal, stream like movements of water that occur at or near the surface of the ocean are
called
Surface currents
This periodic change in the location of warm and cool surface waters in the Pacific Ocean is
called _____ _______
El Niño
A _____ is any disturbance that transmits energy through matter or empty space
Wave
Tides occur because of ______
The gravitational pull of the moon and sun
______ is the time between the passage of two wave crests or troughs
Wave period
Waves carry water with them. True or false
False
What is it called when the high wave crest crashes down onto the floor
A breaker
What is the distance between the crest and trough
Wavelength
What can cause waves besides wind
Underwater earthquakes, landslides, impacts by asteroids or meteorites
What is the formula for wave speed
wavelength divided by wave period