Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
|
Four very important functions of Oceans:
|
1. Freshwater Supply
2. Temperature Control 3. Food and Salt Supply 4. Transportation |
|
|
world's highest mountain
|
Mt. Everest in China
|
|
|
deepest point on the Earth
|
the Mariana Trench in Pacific Ocean
|
|
|
five basic forms of land
|
continents, islands, peninsulas, capes and isthmi
|
|
|
four kinds of different surface inequalities:
|
hills, mountains, valleys and plains
|
|
|
Harbors must have three characteristics:
|
1. A harbor must be deep.
2. A harbor must be spacious. 3. A harbor must be safe. |
|
|
strait
|
A strait is a narrow waterway connecting two great bodies of water.
|
|
|
sound or channel
|
When two great water bodies are connected by a larger waterway, this is not called a strait but a sound or channel.
|
|
|
Gulf Stream
|
One of the most important of ocean currents is known as the Gulf Stream, which runs from the East coast of America towards Europe, bringing warm temperatures with it.
|
|
|
Currents are caused by three factors:
|
1. Tides
2. Winds 3. Temperature & Saltiness |
|
|
What is the World Ocean?
|
The World Ocean is the entire body of saltwater that covers over two-thirds of the Earth.
|
|
|
What are the four functions of the World Ocean?
|
The four functions of the World Ocean are: (1) to supply the Earth with freshwater, (2) to control the Earth's climate, (3) to provide the Earth with food and salt, and (4) to provide the world with a means of transportation.
|
|
|
What are the forms of the World Ocean that cover the Earth?
|
The seven forms of the World Ocean that cover the Earth are: Oceans, Seas, Gulfs, Bays, Straits, Channels and Sounds.
|
|
|
What is an Ocean?
|
An Ocean is one of the four chief divisions of the World Ocean, as the Pacific, Atlantic, Arctic and Indian Oceans.
|
|
|
What are Seas, Bays and Gulfs?
|
Seas, Bays and Gulfs are large inland extensions of an Ocean.
|
|
|
What is a Harbor or Port?
|
A Harbor or Port is an inland extension of an Ocean that provides depth, space and protection for ships.
|
|
|
What is a Tide?
|
A Tide is the rising or falling of the surface level of large water bodies cause by the pull of the Sun and Moon.
|
|
|
What is a Current?
|
A Current is a continuous onward movement within a body of water caused by tides, wind, water temperature and saltiness.
|
|
|
Name the 4 Oceans
|
Oceans:
a. The Pacific Ocean (Center: 0°N, 165°W) b. The Atlantic Ocean (Center: 0°N, 30°W) c. The Indian Ocean (Center: 30°S, 75°E) d. The Arctic Ocean (75°N) |
|
|
Give 4 examples of Seas
|
Seas:
a. The Mediterranean Sea (Center: 40°N, 15°E) b. The Red Sea (Center: Tropic of Cancer, 40°E) c. The Black Sea (Center: 42°N, 35°E) d. The Caribbean Sea (Center: 15°N, 75°W) |
|
|
Give 2 examples of Gulfs
|
Gulfs:
a. The Persian Gulf (Center: 25°N, 50°E) b. The Gulf of Mexico (Center: 25°N, 90°W) |
|
|
Give two examples of Bays
|
Bays: (Scroll down to bottom half of page)
a. Hudson Bay (Center: 60°N, 85°W) b. Bay of Bengal (Center: 15°N, 90°E) |
|
|
Give two examples of a harbor/port
|
Harbors/Ports:
a. Pearl Harbor, Hawaii (Center: 20°N, 155°W) b. Boston Harbor (Center: 42°N, 70°W) |
|
|
Two examples of straight/channels
|
Straits/Channels: Scroll down to bottom half of page)
a. Straits of Gibraltar (Center: 35°N, 10°W) b. English Channel (Center: 50°N, 5°W) |
