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ArbitrLikvidat [17]
3 years ago
9

What gives Earth its magnetic field?

Geography
2 answers:
kherson [118]3 years ago
8 0

Answer:

The magnetic field of Earth is caused by currents of electricity that flow in the molten core. These currents are hundreds of miles wide and flow at thousands of miles per hour as the earth rotates.

Explanation:

pochemuha3 years ago
3 0

Answer:

I think its gravity but not sure

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Which of the following pairs of b countries share a border? belgium & bulgaria
Xelga [282]

The country of Brazil & Bolivia are the pair which share a border.

The border in this context refers countries which shares a close or immediate boundary. For instance, the nation of U.S. and Canada shares a border.

Here, the pairs including "Belgium & Bulgaria", "Belize & Barbados" and "Belarus & Bangladesh" does not share a  boundary.

Hence, the country of Brazil & Bolivia are the pair which share a border.

Therefore, the Option B is correct.

Missing options includes <em>"a. belgium & bulgaria b. brazil & bolivia c. belize & barbados d. belarus & bangladesh."</em>

<em />

Read more about Border

<em>brainly.com/question/1336648</em>

8 0
2 years ago
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Explain how the processes that create hot-spot volcanic chains differ from the processes that generate volcanic island arcs.
Hatshy [7]

Answer:

Following are this difference to this question:

Explanation:

It is an interconnected tectonic plate for creating an island arc, in which sea plate sinks into the sea and some other, throughout the continental as well as oceanographic croutons a tourist hotspot volcanic eruption forms, in which lava explodes from its coat.  

These volcanos are often far from boundaries with plate lands, and All the types are restrained, however, the volcanic arches connect with the sea, whereas the island arches come into contact with the ocean.

5 0
3 years ago
Sonja is a scientist who studies climate change. As part of a larger experiment, her work requires her to travel. Her company ma
bezimeni [28]
If her company makes sure to send her in <span>January, as the conditions in the area to which she is traveling are inhospitable in June she is probably going to Tahiti. </span>
6 0
3 years ago
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Which of the following best describes the term cleavage? a. Cleavage describes the quality and amount of light reflected from a
Debora [2.8K]

<u>Answer:</u>

<em>Cleavage is the splitting of minerals along natural planes of weakness </em>

<em></em>

<u>Explanation:</u>

There are different physical features of a mineral that are used in the identification of species of fossils. The characteristics may include hardness, Fracture, tenacity, and, cleavage. The cleavage, therefore, occurs as a result of the strengthening of the weaker bonds and the greater lattice spacing that exist in the plane. The lattice accompanies the more fragile relationship along with the place because the link cannot maintain interatomic spacing.

The property of cleavage and positioning of fracture derived from structural species of the crystals.

3 0
3 years ago
The lengths of diagonals of a rectangle are represented
Darya [45]

Answer:

The answer is "45"

Explanation:

\to 5x=7x-18\\\\\to -7x=-7x\\\\\ subtract \\\to -2x=-18\\\\\to 2x=18\\\\\to x=\frac{18}{2}\\\\\to x=9\\\\\to 5(9)=45\\\\\to 7(9)-18=63-18=45

8 0
2 years ago
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