why should a researcher keep accurate records while preforming a scientific experiment

The largest sediment grains being transported by a river are typically found at the headwaters of the stream. The correct answer is option (a). The headwaters refer to the uppermost part of a river where it originates, often in highland areas or mountainous regions.

At the headwaters, the river has a steep gradient and high energy due to the force of gravity. This high energy allows the river to carry and transport larger sediment grains. The swift current and turbulence in the headwaters facilitate the transportation of coarser sediments.

As the river flows downstream towards the mouth, the gradient decreases, and the energy of the river decreases as well. Consequently, the river's ability to carry larger sediment grains diminishes. Fine sediments such as silt and clay tend to be more easily transported downstream, while larger particles settle out and are deposited along the riverbed. Hence, option (c) is the correct answer.

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Answer:

If the pieces of weathered rock are moved away, it is called erosion

Explanation:

Answer: Lack significant recent faulting

Explanation:

In eastern North America, large earthquakes mostly occur at the sites of failed rifts and lack significant recent faulting.

Eastern North America is not located near any active plate boundaries, so it does not experience the large earthquakes that are typically associated with subduction zones or transform faults. However, there are still some earthquakes that occur in this region.

One of the main causes of these earthquakes is failed rifts. These are areas where the continental crust attempted to split apart in the past, but the process was not completed. As a result, there are zones of weakness in the crust that can be reactivated and produce earthquakes.

Additionally, eastern North America generally lacks significant recent faulting. This means that there are not many active faults in the region that are capable of producing large earthquakes.

Overall, while earthquakes do occur in eastern North America, they are generally smaller and less frequent than those that occur in more seismically active regions.

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Answer:

9.2 m

Explanation:

Given that the length of the rope = 15 m

Angle it makes with the ground = 38°

The height of the Pole = x

We know that;

Sin 38° = x/15

Therefore;

x = 15 sin 38°

x= 9.2 m

Hence, it should be attached at 9.2 m

Answer:

a

Explanation:

Answer:

\(x^2+11x+16=(x+3)(x+8)-8\)

Explanation:

Use the following (Division algorithm)

Dividend = Divisor × Quotient + Remainder

\(x^2+11x+16=x^2+11x+24-8\\=(x^2+8x+3x+24)-8\\=[x(x+8)+3(x+8)]-8\\=(x+3)(x+8)-8\,\,\,(i)\)

Here,

Dividend = \(x^2+11x+16\)

Divisor = \(x+3\)

Quotient = \(x+8\)

Remainder = \(-8\)

Answer: geography.

Explanation:

At 40˚ north latitude, the Pacific Ocean stretches around 10,000 kilometers wide. This is the widest point of the Pacific Ocean, located between the coasts of Central and South America. This area is known as the Equatorial Countercurrent.

Here, correct answer will be

At 0˚ latitude, the Pacific Ocean is still quite wide, measuring slightly less than 8,000 kilometers. This area is known as the Equatorial Divergence, and is located between the coasts of Asia and Australia.

The Pacific Ocean is the largest ocean on Earth, covering an area of nearly 170 million square kilometers. The wide expanse of the ocean gives it a diverse ecosystem, with a variety of plant and animal species.

The Pacific Ocean is home to many different species of fish, mammals, and reptiles, as well as numerous types of coral. The ocean is also home to some of the world’s most active volcanoes and deep trenches. The Pacific Ocean is a valuable resource for many countries, providing them with access to food, transportation, and other resources.

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The cool ocean water makes Atlantic hurricane less likely to form during month of march.

An Atlantic hurricane is a tropical cyclone that forms in the Atlantic Ocean, typically between the months of June and November. It is also referred to as a tropical storm or simply a hurricane. The only factor that separates a hurricane from a cyclone or typhoon is location. The United States National Hurricane Center monitors the basin and issues reports, watches, and warnings about tropical weather systems for the North Atlantic Basin. It is one of the regional specialized meteorological centers for tropical cyclones, according to the World Meteorological Organization. In order to prevent confusion if a different storm later adopts the same name, a hurricane's name may be removed from the list upon request from the affected countries if it significantly damages or kills people.

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Barter is the economic system is characterized by in exchange of one product for another. The countries were underwater and later rose as a result of shifting Titanic plates was the original state of the world’s countries. Hence, option B and D are correct.

According to Wegener's idea, the continents of Earth once formed a single, vast landmass that he named Pangaea. Over millions of years, Pangaea gradually disintegrated, finally giving rise to the present-day continents.

The idea of continental drift is most strongly associated with the scientist Alfred Wegener. In the early 20th century, Wegener published a paper describing his theory that the continents were "drifting" across the Earth, periodically crashing through oceans and into one another.

Thus, option B and D are correct.

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Most Icelandic eruptions occur when lava pours out of long fractures, in eruptions known as fissure.

A fissure is a hole in the Earth's surface that is long and narrow. The word "cleft" or "crack" is derived from the Latin word fissura. In the crust of the Earth, on ice sheets and glaciers, and on volcanoes, fissures appear.

An aperture or long, thin fracture in the Earth's crust is referred to as a ground fissure or an earth fissure. Ground fissures can develop due to geological faulting, earthquakes, or human activity like oil mining and groundwater pumping.

They can also develop spontaneously. Ground fissures can grow and erode by torrential rain after they have already formed. They can cause harm to property and infrastructure, including roads, underground pipes, canals, and dams, as well as pose a risk to humans and cattle who reside on the impacted surfaces.

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Answer its b

Explanation:

The magma, called lava when molten rock erupts on the sur-face, cools and solidifies almost instant-ly when it is exposed to the relatively cool temperature of the atmo-sphere.

Quick cooling means that mineral crystals don't have mu-ch time to grow, so these rocks have a very fine-grained or even glassy text-ure. If cooling of magma or lava occ-urs rapidly, the ions in the melt-ed material lose their motion and quickly combi-ne. Result large no. of tiny crystals th-at compete for the avail-able ions. Rapid cooling of magma or lava res-ults in rocks with small, inter-connected min-eral grains. Igneous rocks with sm-all grains are said to have a fine-grained texture.

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Answer:

Eastern europe

Explanation:

Answer:

a, a daily newspaper.

Explanation:

hope this helps! :)

Answer:

Can be utilize for:

MAIN UTILIZATION OF BAGASSE

Electricity

Paper

Furfural

MOLASSES

Explanation:

Extra :

FILTER MUDS

Methane...

hope that helps. if further details needed i can put link in comment area

Answer:

Poland, Czech Republic, and Romania

Here are some extra answers

Estonia, Latvia, Lithuania, Czech Republic, Slovakia, Poland, Hungary, Bulgaria, Moldova, Albania, Romania, Serbia, Montenegro, Bosnia and Herzegovina, Croatia, Slovenia, Macedonia, and Kosovo.

This geophysical data is used to assess the subsurface geology and hydrogeology in a basin.

This information is then used to understand the location, availability, and quality of groundwater in the basin. Geophysical data can provide valuable insights into the geological structures and properties of the subsurface, such as rock types, porosity, permeability, and water content. By analyzing this data, hydrogeologists can identify potential aquifers and estimate their capacity to store and transmit groundwater. This information is critical for managing and sustaining groundwater resources, particularly in areas facing increasing demands and drought conditions.

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The false statement regarding the ozone layer and hole is: "The size of the ozone hole has been increasing since the 1930s, but peaked with the largest hole in 2006." This statement is incorrect.

The ozone hole was first discovered in the 1980s, not the 1930s. The size of the ozone hole has fluctuated over the years, and it reached its largest extent in the late 20th century, specifically in 2006. To clarify, the ozone layer is a region in the stratosphere that contains a high concentration of ozone molecules. It plays a crucial role in absorbing and blocking harmful ultraviolet (UV) radiation from the sun. The depletion of the ozone layer is primarily caused by the release of chlorofluorocarbons (CFCs), which were commonly used in aerosol propellants, styrofoam, and refrigerants.
The ozone loss within the stratosphere is greatest over Antarctica during the months of August through October. This is due to the presence of polar stratospheric clouds that facilitate the chemical reactions involved in ozone depletion. While the ozone layer is showing slow signs of recovery, the ozone hole will continue to exist for many decades because CFCs have a long residence time in the atmosphere. Efforts have been made to reduce the use of CFCs, and the Montreal Protocol is an international agreement aimed at phasing out their production and use.
In summary, the false statement is that the size of the ozone hole has been increasing since the 1930s, but it actually peaked in 2006.

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Answer:

recession is when there is a decline in the economy and trade and industrial activity is lessened. It is global when this one recession affects other countries across th world. in the given example there was a recession in financial firms but since they were the worlds largest it affected multiple countries and caused their economies to shrink.

Explanation:

I tried my best. I'm sorry if it wasn't of any help.

All the mentioned features—broad continental shelf, continental slope, faults cutting across the seafloor, and a canyon partly cut into hard granite—are recognized on the seafloor near Monterey, California.

In the case of the seafloor near Monterey, California, all the features mentioned in the multiple-choice options are recognized. The area exhibits a broad continental shelf, a continental slope, faults that cut across the seafloor, and a canyon partly cut into hard granite.

The Monterey Bay region is characterized by a wide continental shelf, which is the shallow, gently sloping portion of the seafloor adjacent to the coastline. This shelf gradually slopes downward, forming the continental slope. The presence of faults that cut across the seafloor is also notable in this tectonically active region, as California is known for its seismic activity.

Furthermore, the presence of a canyon partly cut into hard granite is observed in Monterey Bay. The submarine Monterey Canyon is a prominent feature in the area, cutting through the continental shelf and slope. This canyon provides habitat for diverse marine ecosystems and serves as an important research area.

In summary, the seafloor near Monterey, California, exhibits all the mentioned features: a broad continental shelf, a continental slope, faults cutting across the seafloor, and a canyon partly cut into hard granite.

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Answer:

I have your answer

Explanation:

Don't wait the last minute for all the projects in an entire course. I wish you luck, work hard to finish these projects and don't create a habit of procrastination. Speaking from experience, it doesn't help you.

Answer:I hope you got them done!

Explanation:

I know i'm under a lot of stress to finish all of my 8th grade ELA assignments by friday. I always wait last minute. :(

Poison may be given to the accused witch is true about Benge (the poison oracle. Thus, Option (D) is correct.

Benge, the 'Poison Oracle,' was employed by the Azande tribe in Central Africa, particularly in Southern Sudan. It involved administering poison to a fowl, and the outcome of the oracle was considered law in certain situations when a Zande Chief was present.

Though increasingly rare since colonial times, the practice was historically utilized to identify witches within the tribe. The Azande believed that witchcraft was inherited and would grow with age.

When someone fell ill, they would consult the oracle and feed poison to a chicken. If the chicken died after a specific tribe member's name was called, that individual would be deemed the witch, unaware of their own curse.

Thus, option (D) accurately captures this aspect of the Benge poison oracle's application within the Azande culture.

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Which of the following is true about Benge (the poison oracle)?

A)Sticks are dipped into termite mounds.

B)Poison is given to pigs that either live or die.

C)All answers

D)Poison may be given to the accused witch

The topographic map shows an island with a valley in the middle and an oval perimeter.

A topographic map is a term to refer to a type of map that is characterized by showing the relief of the earth's surface, at a defined scale. Additionally, topographic maps are accompanied by contour lines, which allow reflecting the shape of the Earth's surface.

The topographic map has two peaks, these can be distinguished because each parallel line that makes up the map represents a different height, therefore, it can be inferred that the two lines that form a figure similar to an oval are the peaks of two mountains. Additionally, with the help of the level curve we can establish that its height is a little more than 4cm.

Secondly, a valley is distinguished in the middle of the two mountains, this valley is 3cm high and about 1cm wide. Finally, it can be inferred that this map does not have cliffs because the relief curve is progressive, unlike the cliffs that are walls on the seashore.

Note: This question is incomplete because the image is missing. Here is the image.

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