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Questions and Answers
Which of the following is NOT a characteristic of oceans?
Which of the following is NOT a characteristic of oceans?
- Oceans cover over 70% of Earth
- Oceans contain saltwater
- Oceans have a uniform temperature throughout (correct)
- Oceans are home to marine mammals
How many major oceans are there in the world?
How many major oceans are there in the world?
- Seven
- Five (correct)
- Six
- Four
What is a key difference between seas and oceans?
What is a key difference between seas and oceans?
- Seas do not have marine life, oceans do
- Seas are shallower and smaller than oceans (correct)
- Seas are larger than oceans and deeper
- Seas contain freshwater, while oceans contain saltwater
Which of the following is a reason why oceans are important?
Which of the following is a reason why oceans are important?
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What activity is NOT commonly associated with human activities in oceans?
What activity is NOT commonly associated with human activities in oceans?
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What best describes the water composition of seas?
What best describes the water composition of seas?
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What is a characteristic of seas that contributes to their biodiversity?
What is a characteristic of seas that contributes to their biodiversity?
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Which of the following correctly pairs a human activity with its impact on oceans?
Which of the following correctly pairs a human activity with its impact on oceans?
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Study Notes
New Cambridge School
- Cognita school
- Logo: red square with a compass
Little Cambridge Preschool
- Cognita school
- Logo: red square with a star
Values
- Inquirers
- Knowledgeable
- Open-Minded
- Principled
- Reflective
- Balanced
- Communicators
- Thinkers
- Caring
- Risk-Takers
Oceans and Seas
- Vast bodies of salt water
- Cover over 70% of Earth's surface
Oceans
- Home to a diverse range of sea life including fish, whales, and dolphins
- Five major oceans:
- Arctic Ocean
- Atlantic Ocean
- Indian Ocean
- Pacific Ocean
- Southern Ocean
Characteristics of Oceans
- Contain saltwater
- Varying temperatures based on location and depth
- Colder near the poles
- Colder at the bottom and warmer at the surface near the equator
Seas
- Smaller in size and depth than oceans
- Some are located at the edges of oceans and partially surrounded by land
Characteristics of Seas
- Contain saltwater
- Smaller in size than oceans
- Shallower than oceans, allowing for more light and diverse marine species
Importance of Oceans
- Contribute over $1.5 trillion to the global economy annually
- Crucial for trade, tourism, and energy
- Help regulate our climate
- Absorb heat from the sun, influencing weather patterns
Social Dimensions of Oceans
- Vital role in coastal communities
- Depend on marine resources for economic growth, social equity, and justice
Human Activities in Oceans, Seas, and Coasts
- Fishing
- Mining
- Tourism
- Commerce
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