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cricket20 [7]
3 years ago
15

Explain the connection between earths magnetic field and iron

Biology
1 answer:
german3 years ago
7 0
Magnetism is a class of physical phenomena that are mediated by magnetic fields. Electric currents and the magnetic moments of elementary particles give rise to a magnetic field, which acts on other currents and magnetic moments.The Earth's magnetic field is somewhat caused by the composition of the earth's core which is rich in iron minerals. There is a solid inner core that is made of iron which makes up to 2/3 of the moon's size. The charged metal of the iron produces electric currents, consequently resulting to Earth's magnetic field.
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Explain 3 ways of checking soil depletion​
fiasKO [112]
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Ploughing along contours on a slope prevents soil from being washed away by rains and or by surface run-offs. Contours act like bunds. Terraces are leveled into step-like small fields with even slopes. Doing this is common in Asian countries.

2. Terrace Farming

On hilly slopes, terraces act as bunds and prevent the soil from being washed away by running water. This is practiced in Asia and the USA.

3. Strip Cropping

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4 0
3 years ago
Which of the following actions creates a safe place for plants and animals to thrive in their natural environment without interf
zmey [24]

Answer:

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3 0
4 years ago
Embryology provides evidence for evolution because
Free_Kalibri [48]
The answer would most likely be D. During their development, many organisms look similar, suggesting that very different organisms may have a common ancestor.

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5 0
4 years ago
Read 2 more answers
How is the age distribution pattern of the Hawaiian Islands - Emperor Seamount chain explained by the position of the Hawaiian h
levacccp [35]

Answer:

Find the explanation below.

Explanation:

The Hawaiian Islands is a series of islands positioned in what looks like a chain, which increases in age as one moves northwest. The Hawaiian hotspot was formed as a result of the collision of the tectonic plates in the outer part of the earth which caused the rise of a volcano, and which in turn gave off magma which came to rest on a seafloor. That eruption on the seafloor is the hotspot.

This hotspot remains unmovable while the tectonic plates are in constant motion around the hotspot, giving rise to further Islands. This explains the age distribution pattern of the Hawaiian islands which arrived at different times making some older than the others.  

7 0
3 years ago
Which statement best describes both insulin and glucagon?]
Basile [38]

Answer:

if the questions are They both provide structural support, but only insulin is a carbohydrate.

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I can only confirm the answer isnt the first choice i think its the 2nd

Explanation:

6 0
3 years ago
Read 2 more answers
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