How are rocks identified?

Answers

Answer 1

Answer: By identifying the Color, Hardness, Streak, Luster, and Specific Gravity.

Explanation: hope this helps <3

Answer 2
By their composition, grain size, and texture

Related Questions



During which geologic era were the northern continents joined into Laurasia and the southern
continents joined into Gondwanaland?

Answers

Answer: The is the  Triassic Era

Explanation: I took the test

: 1 70) An unconformity in which the strata on either side are essentially parallel is termed a(n) ________.

Answers

An unconformity in which the strata on either side are essentially parallel is termed a disconformity.

In a disconformity, there is a break in the sedimentary record, where a layer of sedimentary rock was deposited on an eroded surface of an older layer of sedimentary rock.

However, the layers on either side of the unconformity are parallel to one another, indicating that there was no significant deformation or tilting of the rock layers during the unconformity-forming event. In contrast, an angular unconformity is characterized by tilted or folded rock layers on one side of the unconformity, and flat-lying rock layers on the other side.

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An unconformity in which the strata on either side are essentially parallel is termed a disconformity.

A disconformity is a type of unconformity that occurs between two parallel layers of sedimentary rocks of different ages. It represents a period of erosion or non-deposition, during which time the older rock layer was exposed to the surface and eroded while the younger layer continued to accumulate on top of it. Disconformities can be difficult to recognize because the layers above and below the unconformity appear to be parallel, making it hard to identify the gap in time represented by the missing layer. However, geologists can use a variety of techniques, including radiometric dating and fossil analysis, to determine the relative ages of the rocks and the time gap represented by the disconformity.

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Someone wanna help me on this that has done this?

Someone wanna help me on this that has done this?
Someone wanna help me on this that has done this?

Answers

Answer:

A - Layers of earth

B - Can be divided into 3 parts

C - mantle

D - Crust

and Core, made up of

E - Outer cire

F - Inner core

I - Solid

G - Transition zone

H - Lower mantle

J - Liquid

K - Solid

Hope it helps!

what they said, sorry trying to get some points

what are natural causes that lead to increased co2?

Answers

There are various natural causes that contribute to an increase in atmospheric CO2 levels.

One of the main causes is the carbon cycle, which involves the movement of carbon between living organisms, the atmosphere, and the Earth's crust. When plants and animals respire, they release CO2 into the atmosphere, and when they decompose, the carbon they contain is released as well. Additionally, volcanic activity can also release significant amounts of CO2 into the atmosphere, as can the natural decay of organic matter in soils. Another natural cause of increased CO2 levels is the El Niño Southern Oscillation (ENSO), which is a periodic climatic phenomenon that affects ocean temperatures and currents. During El Niño events, the ocean releases more CO2 into the atmosphere, while during La Niña events, the ocean absorbs more CO2. While these natural causes do contribute to an increase in atmospheric CO2, the current rate of increase is largely attributed to human activities, particularly the burning of fossil fuels and deforestation, which release carbon into the atmosphere at a faster rate than natural processes can remove it.

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Each person in the United States uses of water each day.
A. two farthings
B. over 80 gallons
C. 100 acre-feet
D. a sheep's stomach​

Answers

Answer:

over 80 gallons

Explanation:

although rivers make up only a small fraction of earth's fresh water, they are significant in that they:

Answers

Although rivers make up only a small fraction of Earth's fresh water, they are significant in that they:

1. Provide a source of fresh water: Rivers supply fresh water for human consumption, agriculture, and industrial use, which is essential for sustaining life and economic activities.

2. Support ecosystems: Rivers are home to diverse plants and animals, supporting ecosystems and maintaining biodiversity.

3. Enable transportation: Rivers have been important transportation routes for thousands of years, allowing for the movement of goods, people, and ideas.

4. Create fertile land: Rivers deposit nutrient-rich sediment on their banks, leading to fertile soil for agriculture.

5. Generate power: Rivers can be harnessed for hydroelectric power, providing a renewable and clean energy source.

6. Contribute to the water cycle: Rivers play a crucial role in the water cycle by returning water from land to the ocean, maintaining the balance of Earth's water systems.

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11. Write the two devices used to measure the viscosity of drilling fluid?

15. Write down the three substances that are used to remove calcium contamination.

17. Explain in one sentence what the term "hard water" means.

Answers

The two devices commonly used to measure the viscosity of drilling fluid are rotational viscometers and marsh funnel viscometers.

11. The two devices commonly used to measure the viscosity of drilling fluid are rotational viscometers and marsh funnel viscometers.

15. The three substances commonly used to remove calcium contamination are citric acid, vinegar (acetic acid), and commercial descaling agents.

17. The term "hard water" refers to water that contains a high concentration of dissolved minerals, primarily calcium and magnesium ions, which can cause scaling and reduce the effectiveness of soaps and detergents.

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The people who first explored and populated the pacific and indian ocean basins are known as the?

Answers

The people who first explored and populated the pacific and Indian ocean basins are known as the Austronesians

This is further explained below.

What are Austronesians?

Generally, The Austronesian peoples are a significant group of people who speak Austronesian languages and may be found in Taiwan, Maritime Southeast Asia, Micronesia, coastal New Guinea, Island Melanesia, Polynesia, and Madagascar. They are also referred to as Austronesian-speaking peoples.

In conclusion, The Austronesians are the name given to the people who pioneered exploration and settlement in the ocean basins of the Pacific and Indian oceans.

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How do the forested areas of Willapa Hills differ from those in the Olympic Mountains?

Answers

They are bounded by the Olympic Mountains to the north and the Columbia River. Doty Hills, and the adjacent broad valleys that open up to the Pacific Ocean

Where is the Equator located

Answers

Answer:

It is halfway between the North Pole and the South Pole, at 0 degrees latitude

- Hope this helps!

Explanation:

Technically, the equator is not fixed to the true equatorial plane because the plane drifts with the polar motion of the earth for about 30 feet throughout the year. Globally, the equator crosses the following bodies of water:
The Atlantic Ocean (at the Gulf of Guinea and the Perigoso Canal)
The Pacific Ocean (between Aranuka and Nonouti atolls in Kiribati)
Lake Victoria (in Kenya)

The Indian Ocean (between the Huvadhu Atoll and Fuvahmulah in the Maldives)
Karimata and Makassar Straits in Indonesia
Gulf of Tomini
Molucca Sea
Halmahera Sea


The equator also passes through several areas in the following countries:
São Tomé and Príncipe
Gabon
Republic of the Congo
Democratic Republic of the Congo
Uganda
Kenya
Somalia
Indonesia

Ecuador
Colombia
Brazil

air flows according to differences in thermal energy.if a warm air mass is located in the southwest united states and a cold air mass is located in the southeast united states, from which direction will the winds blow?responses

Answers

The winds will blow from the southwest to the southeast.

Air flows from regions of higher thermal energy (warmer air) to regions of lower thermal energy (colder air). In this scenario, with a warm air mass located in the southwest United States and a cold air mass located in the southeast United States, the temperature gradient between the two regions will create a pressure gradient. Warm air is less dense and exerts less pressure compared to cold air, which is denser and exerts higher pressure. As a result, the air will move from the southwest (where the warm air is) to the southeast (where the cold air is). Thus, the winds will blow from the southwest to the southeast.

This pattern of air flow is known as a thermal or temperature-driven wind. It occurs due to the uneven heating and cooling of Earth's surface, creating variations in temperature and pressure. The movement of air from high pressure to low pressure creates wind. In this case, the warm air mass in the southwest acts as a low-pressure system, and the cold air mass in the southeast acts as a high-pressure system. The air will flow from the low-pressure system (southwest) to the high-pressure system (southeast) to equalize the pressure. The resulting winds can have significant impacts on weather patterns, as the interaction between air masses of different temperatures influences cloud formation, precipitation, and atmospheric stability.

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What types of rock can be dated using the radiometric dating method? Select all that apply.

A. igneous basalt
B. igneous granite
C. sedimentary
D. metamorphic

Answers

Answer:

C

Sedimentary rocks can be dated using radioactive carbon, but because carbon decays relatively quickly, this only works for rocks younger than about 50 thousand years

Answer:

igneous granite, igneous basalt, metamorphic rock

Explanation:

just submitted and got it right. in a section it says, "igneous and metamorphic rocks can be dated radiometrically. however, sedimentary rocks cannot."

hope this helps!! :)

According to robert christgau, chuck berry is the greatest of all rock and rollers. True or false

Answers

According to Robert Christgau, chuck berry is the greatest of all rock and rollers. Thus, the given statement is true.

According to Robert Christgau, Chuck Berry is heralded as the greatest of all rock and rollers. Christgau, a renowned music critic, has expressed his admiration for Berry's immense influence and pioneering contributions to the genre. Berry's innovative guitar riffs, energetic performances, and timeless hits such as "Johnny B. Goode" and "Roll Over Beethoven" have left an indelible mark on rock and roll history.

Christgau's assessment underscores Berry's significance in shaping the sound and spirit of rock and roll, solidifying his status as an iconic figure whose impact reverberates throughout generations of musicians and fans alike.

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___ occur(s) when the Earth comes out of an ice age.
A. Global cooling
B. Solar flares
C. Global warming
D. Axis movement

Answers

C, it’s global warming . Temperatures start to rise . Oceans get warmer as well.

Why would the central Plateau receive only 0-4 inches of annual rainfall when the nearby Asir Mountain region receives about 19 inches of annual rainfall?

Answers

It could be because of mountains blocking the clouds or because the climate is much drier

Identify changes in elevation- above and below sea level- focus on features on your map that may help you interpret the plate tectonic setting of your region.

Answers

To interpret the plate tectonic setting of a region based on changes in elevation above and below sea level, focus on features such as mountains, trenches, and rift valleys.

Changes in elevation above and below sea level can provide valuable information about the plate tectonic setting of a region. By analyzing the features on a map, one can identify key landforms that indicate plate interactions and movements.

Mountains are often formed by the collision of two tectonic plates, such as in the case of the Himalayas, where the Indian and Eurasian plates converge. The presence of high mountain ranges suggests a convergent plate boundary.

Trenches, on the other hand, are deep underwater canyons formed at subduction zones, where one tectonic plate is forced beneath another. Examples include the Mariana Trench and the Peru-Chile Trench. Trenches indicate areas of plate subduction, where one plate is sinking beneath another.

Rift valleys, such as the East African Rift Valley, are formed at divergent plate boundaries. These valleys are characterized by a series of parallel faults and indicate areas where tectonic plates are moving apart.

By examining the distribution and characteristics of these features, one can gain insights into the plate tectonic setting of a region.

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Ap human geography ( question about maps)
Which type of map is best classified as a reference map?
Responses

(A)weather patterns
(B)infection rate
(C))population density
(D))bike trail
(E))refugee migration

Answers

The weather patterns of the map are best classified as a reference map.

phrase​spoken. used for telling the person who you are talking to that you think they are very slow to understand what you have just said. I'm just not interested.  I have to draw you a map of synonyms and related words. According to the ICSM (Intergovernmental Committee on Surveying and Mapping), there are five different types of maps: General Reference, Topographical, Thematic, Navigation Charts, and Cadastral Maps and Plans.

Maps also help us to know distances so that we know how far away one thing is from another. All maps show the earth or areas within it much smaller than their actual size, so we need to be able to estimate distances on the map. To do this, you must be able to read the scale on the map.

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Josh wrote a whole number using the digits 8,4,7,2,9, and 0.Josh's number has a 7 in thousands place and a 2 in the tens placeJosh's number has no hundredsJosh's number is less the than 500,000Is Josh's number greater than 480,000?explain your your answer

Answers

Answer:

Yes, it is.

Explanation:

Based on the clues already provided, we can add one more: that the 4 is in the hundred thousands place. Thus, ....   4 _ 7, 0 2 _

It doesn't matter whether the ten thousands place holds the 8 or 9 because either resulting number (487,029 or 497,028) is greater than 480,000.

What were the first needles for clothes making made of?​

Answers

The earliest needles were made of bone or wood. Modern needles are manufactured from high carbon steel wire and are nickel or 18K gold plated for corrosion resistance.

what scarp retreat is​

Answers

Scarp retreat refers to the phenomenon by which cliffs erode and gradually move back due to natural or human-made causes.

Scarp retreat occurs when the base of the cliffs starts to erode and is carried away by natural forces like wind or flowing water etc. human activities like mining, construction, etc are also responsible for speeding up the erosion of the cliff.

When erosion starts to occur it forces the cliff to retreat resulting in the formation of new landmasses like beaches, coastal areas, etc. Factors that are responsible for the scarp retreat are

a) The type of Rock and soil.

b) The strength of the forces acting on the cliff.

c) The frequency and intensity of the storms.

d) Other natural events like rain, landslide, earthquake, etc.

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Think of an H-O world consisting of Chile and Australia, both of which make agricultural (A) and manufactured (M) goods with two factors of production, capital (K) and land (T). Australia is more land abundant (bigger T/K) than Chile, and A is the land-intensive industry compared to M.
(a) According to the H-O theorem, which country is going to have a comparative advantage in agriculture? In manufacturing? Explain why, in terms of the pre-trade price of T and K in each country.
(b) Draw an illustration of each country’s PPF if they are not trading, with A on the horizontal axis in each case. Given the assumptions of the H-O model, make sure to show how these two countries’ PPFs are different from each other.
(c) Pick an appropriate price of A relative to M for each country before trade (you can assume a 50-50 ratio in goods consumption in each country if you wish), and a reasonable international price that might be established once they began to trade. On a fresh pair of fully-labelled graphs, illustrate and explain how each economy would adjust output and consumption to the opening of trade.
(d) Who in Australia gains from trade when Australia opens to trade? Who loses? In Chile?

Answers

(a) Australia has more land relative to capital, the price of land (T) would be relatively lower in Australia compared to Chile, (b) Both countries have different PPFs due to their different factor endowments, (c) Its consumption of M will increase, and it will consume a combination of goods that lies beyond its initial PPF, (d) Consumers in Chile gain access to a wider variety of agricultural goods (A) at lower prices through imports.

(a) According to the Heckscher-Ohlin (H-O) theorem, a country will have a comparative advantage in producing the good that intensively uses its abundant factor of production. In this case, Australia is more land abundant (larger T/K ratio) than Chile.

Since agriculture (A) is the land-intensive industry, Australia would have a comparative advantage in agriculture. Conversely, Chile, being less land abundant, would have a comparative advantage in manufacturing (M), which is less land-intensive.

The pre-trade price of land (T) and capital (K) in each country will reflect their relative abundance.

Since Australia has more land relative to capital, the price of land (T) would be relatively lower in Australia compared to Chile.

On the other hand, the price of capital (K) would be relatively lower in Chile compared to Australia.

(b) Here is an illustration of each country's Production Possibility Frontier (PPF) if they are not trading:

Chile:

      |

  A  |

      |                  *

      |               *

      |            *

      |         *

      |      *

      |   *

      |*________________________

       0          M

Australia:

      |

  A  |             *

      |          *

      |       *

      |    *

      | *________________________

       0          M

In this illustration, A represents agricultural goods, and M represents manufactured goods.

Both countries have different PPFs due to their different factor endowments.

Chile, being less land abundant, has a relatively steeper PPF for agriculture (A) and a flatter PPF for manufacturing (M). Australia, with more land abundance, has a relatively flatter PPF for agriculture (A) and a steeper PPF for manufacturing (M).

(c) Let's assume that before trade, the price ratio of agricultural goods (A) to manufactured goods (M) in Chile is 1:2, and in Australia, it is 1:1.5. Also, assume that the international price ratio of A to M is 1:1.8.

Chile's adjustment to trade:

Before trade, Chile produces and consumes a combination of goods along its PPF.

After trade, since Chile has a comparative advantage in manufacturing (M), it will specialize in producing M and export it. With the international price ratio favoring M, Chile will increase its production of M and shift resources from agriculture (A) to M. Its PPF will expand outward in the M direction.

Chile will import more A due to its comparative disadvantage in agriculture. Its consumption of A will increase, and it will consume a combination of goods that lies beyond its initial PPF.

Australia's adjustment to trade:

Before trade, Australia produces and consumes a combination of goods along its PPF.

After trade, since Australia has a comparative advantage in agriculture (A), it will specialize in producing A and export it. With the international price ratio favoring A, Australia will increase its production of A and shift resources from manufacturing (M) to A. Its PPF will expand outward in the A direction.

Australia will import more M due to its comparative disadvantage in manufacturing.

Its consumption of M will increase, and it will consume a combination of goods that lies beyond its initial PPF.

(d) In Australia, those who gain from trade are the producers and exporters of agricultural goods (A).

Due to their comparative advantage in A, they can expand production and benefit from exporting to other countries at higher international prices. Consumers in Australia also gain from trade as they can access a wider variety of manufactured goods (M) at lower prices through imports.

On the other hand, those who might lose from trade in Australia are the producers of manufactured goods (M).

Due to the comparative disadvantage in manufacturing, some domestic manufacturers may face increased competition from imports, which could lead to a decrease in their production and potential job losses.

In Chile, the situation is reversed.

Those who gain from trade are the producers and exporters of manufactured goods (M) due to their comparative advantage. They can expand production and benefit from exporting M at higher international prices.

Consumers in Chile gain access to a wider variety of agricultural goods (A) at lower prices through imports.

Those who might lose from trade in Chile are the producers of agricultural goods (A).

Due to their comparative disadvantage in agriculture, they may face increased competition from imports, which could lead to a decrease in their production and potential job losses.

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HELPPP PLEASE QUICK LIKE LITERALLY!!!!!!!!!!

HELPPP PLEASE QUICK LIKE LITERALLY!!!!!!!!!!

Answers

Answer: galaxies

Explanation:

*GIVING 50 POINTS AND BRAINLIEST TO ANSWER THIS QUESTION*
Which topic of study would most interest a geographer

A) Diet of wild animals in New Zealand
B) Population density of diffrent regions of North America
C) Dimensions of the Egyptian pyramids
D) Causes of World War I

Answers

Answer:

A

Explanation:

I had this question yesterday

We Nepalese people have diversified climate verification lifestyle and other variation due to cultural variation explain​

Answers

Answer:

We nepalese people have diversified climate verification lifestyle and other variation due to cultural variation because Nepali itself is divided into 3 regions (terai,hilly and mountain).

People of different culture/ethnicity live in their particular regions such as Sherpas, Manangis,Lopas etc are inhabitant of mountain region. Rai,Limbu,Chettris etc are inhabitant of hilly and Tharus,Brahmin

,Madhesi etc are inhabitant of terai.

Their inhabitants differ their lifestyle as terai people are inhabitant of hot climate,hilly people are inhabitant of mild climate and people on the mountain are inhabitant of cold climate. They celebrate their own culture on the basis of their inhabitants.

Write the names in order from smallest to largest: ice sheet, ice field, ice cap, glacier

Answers

Answer: ice cap, ice sheet, glaciers, icefield

Explanation:

Ice cap ice sheet glacier ice field

Help me. Asap! :'(
Write a 2 stanza of poem about the relationship/ connection of man to nature.
Be sure to have four verses in each stanza. ​

Answers


Amidst the greens and blues we stand,

A part of nature's divine hand.

From mountains high to oceans wide,

We witness her beauty with pride.

The sun, the moon, the stars above,

Remind us of our humble love.

For every tree and every flower,

Is a symbol of life's sweet power.

We breathe in her essence every day,

And give back in our own small way.

With each passing season, we see,

A deeper bond, a closer

which shelter was impossible for early humans to have given their way of life? tents tents caves caves permanent homes permanent homes rock shelters in cliffs

Answers

Tipis were shelters for early humans and the most popular among ancient people.

HELP! I need someone to write a sentence that summarizes the changes shown here.

HELP! I need someone to write a sentence that summarizes the changes shown here.

Answers

This is about a river drying up.

A  -  Deforestation

B  -  Industrial pollution

C  -  Agricultural runoff

D  -  Water over-extraction

E  -  Climate change-induced drought

How is this so?



Stage A  -  Heavy deforestation occurs near the river, reducing the natural canopy cover and increasing soil erosion.

Stage B  -  Increased industrialization leads to the release of toxic chemicals into the river, polluting the water and harming aquatic life.

Stage C  -  Uncontrolled agricultural practices contribute to excessive nutrient runoff, causing algal blooms and oxygen depletion in the river.

Stage D  -  Growing water demand due to population growth results in over-extraction of water from the river, reducing its flow.

Stage E  -  Climate change exacerbates drought conditions, further reducing the river's water levels and eventually causing it to dry up.

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what type of political geography does the United States have ? What are some advantages to the type of political geography that the United States has?

Answers

Answer:

Bad political geography

Explanation:

The president of the usa doesn't believe in climate change and overall america is a joke- U.K

how do people get through school with out breaking down?

Answers

Answer:

1: Is this even a geography question?

2: This question has so many answers that no one in the word has time to answer. (If I am to make a rough estimate about how long it would take to provide every answer, I would say about a week without stopping for anything)

Explanation:

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