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.
The ways to reduce the human impact on the environment is through the use of:
- Public transport
- A cycle or walk and not use a car.
- The use facilities and trips that are run by local people when possible.
- Do not destroy wildlife and disturb habitats.
<h3>What could be the actions that we can do to eliminate reduce this environmental problem?</h3>
Actions that a person can be take every day to lower one's ecological footprint or the mark a person leave on their natural environmental and its resources are:
- Instead of using disposal items, do use reusable items.
- The use of paper should be stopped .
- Keep water and electricity.
- Aid environmental friendly practices.
- Recycle waste.
Therefore, The ways to reduce the human impact on the environment is through the use of:
- Public transport
- A cycle or walk and not use a car.
- The use facilities and trips that are run by local people when possible.
- Do not destroy wildlife and disturb habitats.
Learn more about human impact from
brainly.com/question/16700392
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Answer: Usually on a map, solid lines represent boundaries between nations, or if it is a map of the states, it would represent the borders of the states.
Explanation:
This statement is true. Soil color only reflects the amount of organic matter that is currently present in the soil. If the soil seemed to be much darker, it means that the soil has a greater amount of organic materials which makes it better.
Saturn is the most similar
