Answer:
Options (3), (4) and (5)
Explanation:
The geographic north and south poles refers to the two geographical location/points, where the earth's axis spins. And the magnetic north and south poles refers to the direction towards which a compass needle points.
The geographic north pole and the magnetic south pole of earth is the same, and two bar magnets where one having the north pole and the other having the south pole can attract each other. Similar poles of two bar magnets cannot attract one another, whereas they repel.
Thus, the correct answers are options (3), (4) and (5).
The Great Barrier Reef is the world's largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometers (1,400 mi) over an area of approximately 344,400 square kilometers (133,000 sq mi).
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What are coral reefs?</h3>
Coral reefs are underwater structures made from calcium carbonate secreted by corals. Coral reefs are colonies of tiny living animals found in marine waters that contain few nutrients. Most coral reefs are built from stony corals, which in turn consist of polyps that cluster in groups.
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Coral Reefs of India:</h3>
India has four coral reef areas: the Gulf of Mannar, Andaman and Nicobar Islands, Lakshadweep Islands, and the Gulf of Kutch. Coral reefs protect humanity from natural calamities. They provide revenue and employment through tourism and recreation.
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Coral Reefs of Australia:</h3>
The reef is located in the Coral Sea, off the coast of Queensland, Australia, and is separated from the shore by a strait that is up to 100 miles wide and 200 feet deep in places. The Great Barrier Reef is the world's largest single structure built by living beings, visible from space.
Learn more about coral reefs here: brainly.com/question/10970167
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Nolan spent $320. He spent around 40% of his money.
800-480=320.
320/800=0.4
0.4 x 100= 40%
hope this helps!
Answer:
The Colorado River (that is The lost river) proceeds from Rocky mountains into the Gulf of Calfornia. At the US & Mexico border, the Colorado river deflects into the farmland & orchards of different states of USA eldorado valley and other smaller basins.
After eight weeks of running through its delta, the fresh waters of the Colorado River meets the high tides of the briny sea.
Colorado’s nutrient-rich freshwater used to mixed with the Upper Gulf’s salty tides to create the perfect water chemistry and nursery grounds various water creatures of great commercial and cultural importance to the region, this was prior to the construction of big dams and diversions of the 20th century.
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