GEOGRAPHY HIGH SCHOOL

How is an electromagnetic different from a bar magnet?

Answers

Answer 1
Answer: An electromagnet differs from a bar magnet as to make it become magnetic, an electric current is passed though copper wire. A bar magnet is continuously magnetic and does not need electricity passing through it.
Answer 2
Answer:

Answer:

c) Electromagnets are only magnetized when a current flows through a wire wrapped around the core.

this is the answer

Explanation:

Related Questions

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When Daniel arap Moi ran for office in multiparty elections in 1992 and 1997, _____.
 A group hiking in the Catskill region of New York State finds several large boulders composed of metamorphic rock. These boulders most likely resulted from the weathering of bedrock formed in the:(1) Catskills, and were transported to their present location by mass movement(2) Catskills, and were transported to their present location by glaciers(3) Adirondack Mountains, and were transportedto their present location by mass movement(4) Adirondack Mountains, and were transportedto their present location by glaciers
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The absolute age of a rock is expressed witha. geologic symbols.
b. Roman numerals.
c. concrete numbers.
d. date ranges.

Answers

D) date ranges. Like your birthday.

How would you describe the shape of chile? What problems might this shape create for chile's government?

Answers

Chile os a long skinny country, problems could be not haveing enough space for bulidings, making towns longer apart and therefore harder to transport resources

An area where the earth's crust would be expected to be thin would be _____. under the Pacific Ocean in the Rocky Mountains under the Mississippi River in the plains region of the Midwestern U.S.

Answers

The Earth's crust is known to be very thin under the oceans - oceanic crust is around 5  kilometers thick, while the crust under landmasses can be up to 30 kilometers thick.

Among the options only one refers to the Oceanic Crust - "under the Pacific Ocean"- this is the correct answer. The rest is a continental crust.

Withing the body of text this question was provided for, you should be able to find the passage, "The oceanic crust is thinner and denser than the continental crust."

Answer: Under The Pacific Ocean

What might cause a change in the value of fiat money

Answers

Fiat money represents a declaration that the money comes from a good institution.  It is establish by an order from the government.  If that government is legitimate and prosperous then its values is high.  If the government is corrupt or suffering economic and financial decline then its value goes down.

What nation is located on the eastern side of the island of hispaniola?

Answers

Puerto Rica id the nation located on the eastern side of the island of hispaniola.
Puerto Rica is located on the eastern side of the island of Hispaniola. It can also be the Dominican Republic.

F(x)=3.2x
h(×)=2x-7.
h(f(2))


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Answers

Answer:

h =2 x=b

Explanation:

h f =2x=b
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