What is the difference between an iceberg and an ice floe?
What is the difference between an iceberg and an ice floe?
Hummocky ice is a small mound of ice that pops up out of a field of ice, caused by pressure squeezing the humps of ice upward out of the plane. Icebergs are those floating beauties we see as they drift across the ocean. Unlike the sea water around them, ice bergs are made up of freshwater.
What is a glacial pack floe )?
An ice floe is a large pack of floating ice often defined as a flat piece at least 20 m across at its widest point, and up to more than 10 km across. Drift ice is a floating field of sea ice composed of several ice floes. They may cause ice jams on freshwater rivers, and in the open ocean may damage the hulls of ships.
What is the difference between an icefield and a glacier?
Kamloops50. Ice fields are formed by a large accumulation of snow which, through years of compression and freezing, turns into ice. Glaciers form only on land and are distinct from the much thinner sea ice and lake ice that form on the surface of bodies of water. Many glaciers come from Icefields.
Are icebergs and polar ice caps the same thing?
Do you ever catch yourself captivated by photos of the frozen tundra, blankets of fresh powder snow, or icebergs found in the polar regions? Although they’re all made of frozen water, each one is a unique type of polar ice that plays a key part of the global climate system.
What happened to all the bodies from Titanic?
What happened to the bodies? 125 of the bodies were buried at sea, due either to their severe damage, advanced decomposition, or a simple lack of resources (lack of enough embalming fluid). 209 other bodies were transported for burial in Halifax, Nova Scotia, Canada.
Which sharks kill the most humans?
The great white is the most dangerous shark with a recorded 314 unprovoked attacks on humans. This is followed by the striped tiger shark with 111 attacks, bull sharks with 100 attacks and blacktip shark with 29 attacks.
What is the friendliest shark?
Nurse sharks are thought to be among the most docile sharks, and frequently allow humans to swim near them or pet them.
What is the meanest shark?
bull sharks
Where is the most shark infested waters?
The USA and Australia are the most sharks infested countries in the world. Since the year 1580, a total of 642 shark attacks killed more than 155 people in Australia. Another Florida beach, Palm Beach had 24 shark attack incidences from the period between 2000 and 2015.
What is the most deadliest shark?
Bull Shark Wikipedia Great Whites get most of the headlines but Bull Sharks may be the most dangerous shark of them all. It has been recorded in 69 unprovoked attacks on humans but researchers believe the numbers may be higher because of the lack of easily identifiable markings.
Why are sharks so dangerous?
Shark are dangerous because they are probably the most efficient predators on the Earth. Besides, the human capabilities on water are very limited compared to the abilities of sharks in their natural habitat. Some shark species are aggressive, and the smallest provocation will lead to a violent reaction or attack.
What to do if a shark is circling you?
Stay calm and do not make sudden movements.
- Move slowly toward the shore or a boat; choose whichever is closest. Do not thrash your arms or kick or splash while you swim.
- Do not block the shark’s path. If you are standing between the shark and the open ocean, move away.
- Do not turn your back on the shark as you move.
Are Sharks older than dinosaurs?
As a group, sharks have been around for at least 420 million years, meaning they have survived four of the “big five” mass extinctions. That makes them older than humanity, older than Mount Everest, older than dinosaurs, older even than trees. It is possible that sharks just got lucky in the lottery of life.
What killed the Megalodon?
Extinction of a mega shark The cooling of the planet may have contributed to the extinction of the megalodon in a number of ways. As the adult sharks were dependent on tropical waters, the drop in ocean temperatures likely resulted in a significant loss of habitat.
What animal would kill a Megalodon?
There are many animals that could beat megalodon. Some say megalodon ate Livyatan but it was an ambush predator and Livyatan might have eaten it too. The modern sperm whale, fin whale, blue whale, Sei whale, Triassic kraken, pliosaurus and colossal squid could all beat the megalodon.
Could the Megalodon still be alive today?
Megalodon is NOT alive today, it went extinct around 3.5 million years ago.
Can a mosasaurus kill a Megalodon?
While a similar length, the Megalodon had a much more robust body and huge jaws built for devouring whales and other large marine mammals. A Mosasaurus would not have been able to get its jaws around the much thicker body of the Megalodon. It would just take one catastrophic bite for the Megalodon to end the battle.
Could a titanoboa kill a Megalodon?
It’s claimed to have the most powerful bite ever, but it’s unlikely. Just because it could bite through blubber doesn’t mean it has the most powerful bite force. Look at their teeth, their teeth is designed to bite through blubber.