6. The Andes mountains occurred when the Nazca plate moved towards the South
American plate. Which best describes the rate of movement of the Nazca plate?
A. 7 centimeters per year
C. 70 centimeters per year
B.7 meters per year
D. 70 meters per year

We know that inside the Earth's crust there are two more layers, i.e., mantle and crust. In mantle, there are many molten rocks, they are in liquid like form. When this moves or flow then the continental plates move too.

At the Mid-Ocean Ridge, where oceanic plates are diverging and magma is generated by partial melting of the mantle, mafic magma is produced. Mafic magma is produced at the Mid-Ocean Ridge, where oceanic plates are diverging and magma is generated by partial melting of the mantle.

Mid-ocean ridges are the places where oceanic plates separate from each other and magma is produced by partial melting of the mantle due to the decrease in pressure. Magma that is created in the process is typically mafic, which means that it has a high iron and magnesium content. It is believed that mafic magmas contain 45–53 percent silica and a low concentration of volatile substances such as water and carbon dioxide. Mafic magmas have a higher density than felsic magma because they contain more iron and magnesium. They are less viscous than felsic magmas because they contain less silica. Mafic magmas have a lower viscosity, which means they are less thick and flow more easily.

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Answer:

the correct answer is option C (gravel on the bottom of the aquarium)

Explanation:

Answer:

Lighter colors will attract and absorb less sunlight and subsequent radiation and heat, but lighter colored houses will darker colored

Explanation:

Answer: A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.

Explanation:

c. The equatorial circumference is 67 km (42 mi.) greater than the polar circumference.

The Earth is an oblate spheroid, which means that it bulges at the equator and is flattened at the poles due to the centrifugal force caused by the Earth's rotation.

The equatorial circumference of the Earth is approximately 40,075 km (24,901 mi.), while the polar circumference is approximately 40,008 km (24,860 mi.), making the equatorial circumference about 67 km (42 mi.) greater than the polar circumference.

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Answer:

B. Altiplano

Explanation:

Just took the quiz and got it right

Wait like 70-80 years

Answer:

The issues facing Sub Saharan Africa affect its economic development because it continues to face high poverty rates and long-standing development challenges such as food insecurity and malnutrition, ineffective health and education institutions, and infrastructure deficiencies. They also seem to underinvest  in infrastructure. Thats why physical infrastructure across much of the continent is a challenge to productivity, according to the African Development Bank. Some other issues are fiscal crisis, political change, and climate change. Both their domestic and external factors seem to contribute to their poor overall economic performance. Some reasons for that are inappropriate economic policies, inadequate human capital development, and low levels of private investment. Overall they are not a stable continent.

Explanation:

Hopefully this is what your looking for, I used facts from sites and put it into my own words! Hope this helps <3

the second one 40 n. 105 w

Answer:

Hope it helps

Explanation:

نعم - yes

لا. -. no

If a wild beach bash with thousands of college students sounds appealing, we suggest a summer visit to Panama City Beach along the Gulf of Mexico. This destination is well-known for its lively atmosphere and exciting coastal adventures.

Panama City Beach, situated along the Gulf of Mexico, offers a perfect mix of sand, surf, and excitement for those seeking a thrilling coastal adventure. With miles of beautiful white sandy beaches and crystal-clear waters, it is an ideal location for sunbathing, swimming, and water sports.

During the summer months, Panama City Beach becomes a popular hotspot for college students, attracting large crowds for wild beach parties and various entertainment events. Visitors can also explore nearby attractions, such as Pier Park and St. Andrews State Park, for even more fun-filled activities. So, if you're up for an unforgettable summer experience, Panama City Beach is the place to be.

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Each irrigation system has its own benefits and drawbacks. There are many different irrigation systems.

1. Water is taken from a well, river, or canal using a bucket that is tied to a pole on one side and a weight on the other in the shaduf system.

2. Charsa: To draw water from the well, charsa uses animal strength. Many farmers no longer employ the charsa system.

3. The third irrigation method is the Persian wheel, which covers considerably greater regions and provides a constant flow of water.

4. Karez: In the foothills, karez are horizontal underground canals that transport water from below the surface. Several kilometres may be covered by the underground canals.

5. Inundation canals: Long canals that branch off of significant rivers are referred to as inundation canals. When the river is high enough and particularly during a flood, they receive water.

6.Tank irrigation is a technique that involves building mud banks across streams to create a tiny reservoir that collects extra water during the rainy season.

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Answer:

Volume of cylinder = 481,427,994 (Approx)

Explanation:

Given:

Radius r = 444

Height h = 777

Value of π = 3.143

Find:

Volume of cylinder

Computation:

Volume of cylinder = πr²h

Volume of cylinder = (3.143)(444)²(777)

Volume of cylinder = 481,427,994 (Approx)

Answer:

88π it can also be 112π

Explanation:

Answer:

B

Explanation:

lol im on this question right now

Answer:

Use brainly. Study more. Go over on the work you got wrong and retry the ones you got wrong.

Explanation: using study guides increase your chance of getting an A. As wells as brainly. As long as you pay attention to the subject.

Answer:

Use Brainly when you need a good explanation, or ask a teacher or someone you trust. Communicating mistakes is key! Also learning by repetition is a fundamental underlining way that us humans learn.

Explanation: To remember something, thinking of it after reading or studying it for the first time. Then think of it again in a minute. Then think of it again in 3-5 minutes. Then 15-20 minutes. The slow repetition is key, contrary to repeating the information in your head persistently. This actually is overthinking in a way because of the high influx(inward movement) of thoughts, which can be unbelievably frustrating when 10 minutes after things constantly about one thing, you can’t remember it. I’ve been there, less is more with your mind sometimes.

Answer:

You are where you started

Explanation:

If you walk 1 mile south, then 1 mile west, and then 1 mile north, you will end up in the exact same position you started. This is due to the curvature of the Earth.

In the movie, The Core, birds lose control and start crashing against buildings in historical London because of an instability in the Earth's magnetic field, as detected by the geophysicist Dr. Josh Keyes (played by Aaron Eckhart) and his team.

The theory that birds can navigate by sensing magnetic fields might have been just conjecture in the nineteenth century but has been demonstrated experimentally in the 1960s. The magnetic field produces a biochemical reaction in birds, which gives them an impeccable sense of direction. How this avian magnetic compass exactly functions remains a mystery. But theories such as the radical pair mechanism may contain the answer.

In the movie, the group of scientists, backed by the U.S. government, predict that the Earth's molten core, which generates the magnetic field, will stop rotating, causing the end of the planet. A bizarre set of incidents has caused this and the overall instability caused is leading to birds losing control.

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The correct option is A). All map projections introduce at least some distortion because it is impossible to represent a three-dimensional surface on a two-dimensional plane perfectly.

Map projections are methods used to represent the Earth's curved surface on a flat map. However, due to the fundamental mathematical challenge of transforming a three-dimensional object onto a two-dimensional plane, distortions are inevitable. Different map projections aim to minimize specific types of distortion, such as shape, area, distance, or direction, but no single projection can eliminate all distortions simultaneously.

The Earth is a three-dimensional object with complex curves and irregularities, making it impossible to represent its surface accurately on a flat map without some form of distortion. The shape and orientation of land masses, the size of continents, and the distances between points on a map can all be distorted to varying degrees depending on the chosen projection.

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Answer:

The ocean?

Explanation:

Answer:

These are some important tips to keep in mind as you practice to become a better singer:

Explanation:

Answer:

Develop solid vocal technique.

Take care of your instrument.

Learn to breathe properly.

Improve your skills with regular practice.

Consider professional vocal training.

Keep your singing voice healthy.

Always do your vocal warm-ups.

Explanation:

Answer:

d Norway and China

Explanation:

Answer:

a.

Explanation:

The correct match for the following description is

Trade: Links culture regardless of distance

Ocean highways: Opened up the world to trade

Rural areas and cities: Often very different in culture

Landmasses: Barriers to worldwide trade

Trade, which is typically done in exchange for money, is the transfer of goods and services from one person or institution to another. Economists refer to a system or network that allows trading as a market. A system or network that permits trading is referred to as a market by economists. The direct exchange of products and services for other goods and services, or trading without the use of money, was a first form of trade known as barter.

Early in the 20th century, the term "Ocean Highway" was coined to describe a network of roads and waterways for motor vehicles that would typically travel as closely as possible to the Atlantic Ocean along the East Coast of the United States, from Jacksonville, Florida, to North Brunswick, New Jersey.

The rural area or countryside is the region found outside of towns and cities. Small communities and low population densities are features of typical rural settings. Rural regions are frequently those that are agricultural or have a forest cover.

A large area of land is referred to as a landmass or a land mass. The phrase is frequently used to describe areas of land enclosed by water, such as a continent or sizable island. A landmass is an identified portion of the continental crust that rises above sea level in the science of geology.

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Among all these stars: Sirius, Canopus, Vega, Procyon, Capella, Pollux, Deneb, Altair, Antares, or Regulus, the biggest star is Sirius. Read below about Sirius.

Sirius is the biggest and hence the brightest star in the night sky. Its name is gotten from the Greek word Seirios, meaning lit, 'glowing' or 'scorching'. The star is designated α Canis Majoris, Latinized to Alpha Canis Majoris, and abbreviated Alpha CMa or α CMa.

Therefore, the correct answer is Sirius.

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Answer:

The answer is Sirius

Explanation:

Answer:

wwwwwwwwwwwwww

Explanation:

wwwwwwwwwwwwwwwwwwwwwww

An industry is a group of companies that are related based on their primary business activities. In modern economies, there are dozens of industry classifications, which are typically grouped into larger categories called sectors. Individual companies are generally classified into an industry based on their largest sources of revenue. For example, while an automobile manufacturer might have a financing division that contributes 10% to the firm's overall revenues, the company would be classified in the automaker industry by most classification systems. Hope This Helps!

The rotating time required for the new insert-type bit to reach the breakeven cost for equal penetration rates is 143.89 hours.

To calculate the rotating time required for the new bit at breakeven cost for equal penetration rates, we can use the concept of break-even analysis. Break-even analysis determines the point at which the cost of two alternatives is equal.

1. Calculate the cost of drilling with the milled tooth bit:

  Cost of drilling with the milled tooth bit = Trip time cost + Rotating time cost

  Trip time cost = Trip time (T) x Rig cost per hour

               = 8 hrs x $900/hr

               = $7,200

  Rotating time cost = Rotating time x Rig cost per hour

                     = 150 hrs x $900/hr

                     = $135,000

  Total cost of drilling with the milled tooth bit = Trip time cost + Rotating time cost + Bit cost

                                                 = $7,200 + $135,000 + $3,000

                                                 = $145,200

2. Set up the equation for the break-even point:

 Cost of drilling with the milled tooth bit = Cost of drilling with the insert-type bit

  $145,200 = Trip time cost + Rotating time x Rig cost per hour + Cost of the insert-type bit

            = $7,200 + (Rotating time x $900) + $8,500

3. Rearrange the equation to solve for the rotating time:

  Rotating time x $900 = $145,200 - $7,200 - $8,500

  Rotating time x $900 = $129,500

  Rotating time = $129,500 / $900

                = 143.89 hours

Therefore, the rotating time required for the new insert-type bit to reach the breakeven cost for equal penetration rates is approximately 143.89 hours.

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Answer:

The U.S. is a mixed economy, exhibiting characteristics of both capitalism and socialism. Such a mixed economy embraces economic freedom when it comes to capital use, but it also allows for government intervention for the public good.

Explanation:

hope I helped:)

During the construction of the Canadian Pacific Railway (CPR) in British Columbia (BC), the CPR syndicate and the federal government brought in thousands of Chinese workers to help build the railway.

Canadian Pacific Railway was founded in 1881 to physically unite Canada and Canadians from coast to coast, and its construction is regarded as one of Canada's greatest engineering feats.

The Chinese workers were recruited primarily from the Guangdong province in southern China and were brought over to Canada as contract laborers. They were promised steady work, good wages, and the opportunity to eventually bring their families over to Canada. However, the reality of their working conditions was often far from these promises.

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