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Question: Which statement best explains why Earth’s outer core is in liquid form?
The iron-nickel alloy melts due to hot temperatures.
The outer core has a tarry consistency.
This region is less dense when compared to the mantle.
This region is under extreme pressure from the weight of other layers.
Answer:
The statement here that bet describes the Earth's outer core is in liquid form " The iron-nickel alloy melts due to hot temperatures."
Explanation:
The outer core of the Earth's is made up of fluid layer which is about 2400 km thick and basically made from iron as well as nickel alloy. This layer lies just above the solid inner core and below it mantle is present. The core of the Earth works like a furnace for the whole composition. It holds the intense heat as well as pressure that helps is maintaining the iron and nickel in the molten state.
Salutations!
Describe the difference between revolution and a rotation, explain why each is important.
Revolution - Revolution is when the Earth revolves around the sun. This process takes 365 days/ 1 year.
Rotation - Rotation and revolution are both different. Rotation is when Earth is spinning on its own axis and also revolving around the sun. Rotation gives us day and night.
Why are they important?
Rotations gives us day and night which is 24 hours. Revolution gives us season. Earth's spins controls our live. We sleep at night and are awake in the days. Both of the spins are very vital to us.
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Over fishing is an Threat to earth oceans because many people do over fishing and it can cause extinction of many fishes and can also effect the oceans
so its false that <span>Over fishing is no longer a threat to Earth’s oceans
hope it helps
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Hey There!!
The answer to this is: A. the Arakan Yoma and the Annamese.
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