What is the deepest fjord in the world?
|205 kilometres (127 mi)
|4.5 kilometres (2.8 mi)
|1,308 metres (4,291 ft)
Can you eat iceberg ice?
A: Iceberg ice is completely safe to consume. Q: Are icebergs salty? A: No. Icebergs are created from pure, fresh water and snow.
Which ocean is not salt water?
The ice in the Arctic and Antarctica is salt free. You may want to point out the 4 major oceans including the Atlantic, Pacific, Indian, and Arctic. Remember that the limits of the oceans are arbitrary, as there is only one global ocean. Students may ask what are the smaller salty water areas called.
Which country has the most fjords?
Hence coasts having the most pronounced fjords include the west coast of Norway, the west coast of North America from Puget Sound to Alaska, the southwest coast of New Zealand, and the west and to south-western coasts of South America, chiefly in Chile.
What is the oldest glacier?
How old is glacier ice?
- The age of the oldest glacier ice in Antarctica may approach 1,000,000 years old.
- The age of the oldest glacier ice in Greenland is more than 100,000 years old.
- The age of the oldest Alaskan glacier ice ever recovered (from a basin between Mt. Bona and Mt. Churchill) is about 30,000 years old.
Why is the sea is salty?
Ocean salt primarily comes from rocks on land. Rocks on land are the major source of salts dissolved in seawater. Rainwater that falls on land is slightly acidic, so it erodes rocks. This releases ions that are carried away to streams and rivers that eventually feed into the ocean.
How are estuaries important?
Why are Estuaries Important? Thousands of species of birds, mammals, fish and other wildlife depend on estuarine habitats as places to live, feed and reproduce. And many marine organisms, including most commercially-important species of fish, depend on estuaries at some point during their development.
Do fjords freeze?
Fjords generally don’t freeze over in winter. The innermost sections of some fjords, such as the Oslofjord or the fjords of East Finnmark, may freeze over under particular circumstances.
How are glaciers formed answers?
Glaciers begin to form when snow remains in the same area year-round, where enough snow accumulates to transform into ice. Each year, new layers of snow bury and compress the previous layers. Over time, larger ice crystals become so compressed that any air pockets between them are very tiny. …
How long do glaciers take to form?
It is in the metamorphic process of snow-becoming-ice. Eventually, firn changes into solid glacier ice. Firn takes about a year to form. (In colder parts of the world, this could take as long as 100 years.)
Why are oceans salty but not lakes?
Rain replenishes freshwater in rivers and streams, so they don’t taste salty. However, the water in the ocean collects all of the salt and minerals from all of the rivers that flow into it. In other words, the ocean today probably has a balanced salt input and output (and so the ocean is no longer getting saltier).
Are there fjords in Switzerland?
Lake Fälen: Fascinating Alpstein-Fjord | Switzerland Tourism.
Why the sea is salty story?
In a story from the Philippines a man has ordered large blocks of salt to be carried across the sea to build a great white mansion. The Ocean is angry at being disturbed and sends a great wave to knock the bricks into the sea – where they dissolved and so the sea is salty.
Why are fjords so loud?
All of the fjords have many icebergs from glacial calving. The researchers found that the average underwater noise level from bubbles in these fjords exceeded ocean noise levels generated by all other sources, including weather, the movement and communication of fish, and machines such as ships and sonar devices.
What does fjord mean in English?
: a narrow inlet of the sea between cliffs or steep slopes the fjords of Norway.
Is Blue Ice dangerous?
The good ice may be farther than you think, if it’s there at all. It’s also very important to consider the colour of the ice. Clear blue ice is the strongest and safest.
What animals live in estuaries?
Common animals include: shore and sea birds, fish, crabs, lobsters, clams, and other shellfish, marine worms, raccoons, opossums, skunks and lots of reptiles.
Can you boil sea water to make it drinkable?
Can you boil salt water to make it drinkable? No, the desalination process is more than simply boiling saltwater. Boiling salt water alone is not enough to make that water drinkable. The salt must also be separated from the water to make it drinkable and boiling water will not permanently do this on its own.
What is a mix of salt and fresh water?
Brackish water, also sometimes termed brack water, is water occurring in a natural environment having more salinity than freshwater, but not as much as seawater. It may result from mixing seawater (salt water) with fresh water together, as in estuaries, or it may occur in brackish fossil aquifers.
Which ocean is the most saltiest?
How deep is the water in the fjords?
The fjord’s maximum depth is 4,291 feet (1,308 metres), and its main axis is east-west. Its narrow, deep tributary channels extend almost to the Jotunheim Mountains on the east and to the Jostedals Glacier on the north.
How are fjords made?
A fjord is a long, deep, narrow body of water that reaches far inland. Fjords are often set in a U-shaped valley with steep walls of rock on either side. Fjords were created by glaciers. In the Earth’s last ice age, glaciers covered just about everything.
Where do glaciers always form?
Most of the world’s glacial ice is found in Antarctica and Greenland, but glaciers are found on nearly every continent, even Africa.
Why is rain not salty?
Rainwater is not salty. Clouds that bring rain are built up by vapor. The heat of the sun evaporates seawater and produces vapor. However, when seawater evaporates, the salt is left behind.
What estuary means?
Estuaries and their surrounding wetlands are bodies of water usually found where rivers meet the sea. Estuaries are home to unique plant and animal communities that have adapted to brackish water—a mixture of fresh water draining from the land and salty seawater.
Are fjords dangerous?
Fjords were carved out of valleys long, long ago by glaciers. Another dangerous feature found near some fjords is the presence of thousands of small, rocky island blocks. These areas are called skerries and they can be treacherous for ships to navigate.