Ice that formed thousands of years ago is often found to contain tiny bubbles of gas. This gas came from __________. View Available Hint(s) Ice that formed thousands of years ago is often found to contain tiny bubbles of gas. This gas came from __________. tiny phytoplankton that lived in the water before it froze the atmosphere water vapor released from melting ice tiny zooplankton that lived in the water before it froze

Answers

Answer 1

Answer:

the atmosphere

Explanation:

When studying ice cores, we can sometimes encounter gases in them. These gases are often trapped in pockets of ice crystals.

Glaciers which are the origin of ice cores forms like sedimentary rocks. They undergo a lot of compression and compaction under their own weight. This leads to decrease in porosity and permeability between ice flakes. The prevalent atmosphere during their time of formation contributes gases that finds their way into pore spaces. These gases can collect into small pocket and survive the glaciation process.

These gases tells us about the atmospheric condition in the area the core was obtained.

Answer 2
Final answer:

Thousands of years ago, tiny bubbles of gas found in ice came from the atmosphere. When water began to freeze, it trapped the surrounding atmospheric gas. This method is used by scientists to study the Earth's atmospheric history.

Explanation:

Ice that formed thousands of years ago is often found to contain tiny bubbles of gas. These gases came not from tiny phytoplankton or zooplankton, but rather from the atmosphere. When ancient bodies of water, such as oceans, began to freeze, the water trapped the surrounding atmospheric gas inside small bubbles which became compacted in layers of ice over time. As a result, these tiny bubbles provide a record of Earth's atmosphere from thousands or even millions of years ago.

An example of this can be seen with the study of meteorites originating from Mars. Researchers confirmed the meteorites' martian origin through the analysis of the tiny gas bubbles within them. These tiny gas bubbles were found to match the atmospheric properties of Mars, suggesting that Mars' atmospheric gas was trapped in the rock when an impact knocked it from Mars' surface and began its journey towards Earth.

Furthermore, scientists often drill for ice cores in polar regions, with the ice containing air bubbles and biological substances that offer crucial information about Earth's history, from climatic conditions to possible life forms.

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Related Questions

The 3 most-visited u.S. Water parks are located in which state?

Answers

Answer:

The answer to that is Typhoon Lagoon (Walt Disney World), Blizzard Beach(Walt Disney World Resort)and Aquatica

Tasmania is an isolated island state belonging to which country?

Answers

Answer: australia

Explanation:

Which national park gets the most visitors annually?

Answers

Great Smokey Mountains National Park

Answer:

the Great Smoky mountains National Park

Explanation:

there were more than 11 million visitors last year which is nearly twice the number of visitors at the Grand Canyon which is the 2nd most popular park!

Which state has four times as many cows as people?

Answers

Answer:

South Dakota has the most cattle per person in the United States followed by Nebraska and Montana

South Dakota is the American state where the number of cows is four times more than the number of people.

What is the significance of South Dakota?

South Dakota is an American state situated in the North Americas. The population of South Dakota is lesser than a million. Most of the people in South Dakota are dependent on farming and cattle breeding.

While the population of the state is lower, the average number of cows per capita is four, where there are four cows for every human being in the state of South Dakota.

Hence, the significance of South Dakota is aforementioned.

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What are the three major topographic provinces of the ocean floor?

Answers

Answer:

these are :

1, Continental margins

2, deep-ocen basin

3,mid-ocen ridges

The abyssal plains, mountains and ridges, and continental shelves are the three major topographic provinces on the ocean floor.

The three major topographic provinces of the ocean floor are:

Abyssal plains: Form the deepest region of the ocean floor.Mountains and ridges: Form some of the tallest parts of the ocean floor.Continental shelves: Form the flattest parts of the ocean floor.

Most of the asteroids orbit the sun in a belt between the orbits of
1. Earth and Mars.
2. Venus and Earth.
3. Mars and Jupiter. 4. Mercury and Venus. 5. Jupiter and Saturn.

Answers

i think its (1). Earth and mars but i may be wrong

Answer:

Mars and Jupiter is the correct answer

Explanation:

Why do pollution and smog often become trapped in Los Angeles and other similar urban areas?
a. The combination of temperature inversions (because of being surrounded by mountains) and extended periods of sunlight result in the buildup of smog in Los Angeles.
b. There are no winds in Los Angeles. Increased electromagnetic radiation because of Los Angeles’s low altitude.
c. The pollution that occurs there is heavier than the surrounding air, which leads to the buildup of smog.

Answers

Answer:

c

Explanation:

smog is smog because of the air pollution

Answer:

A. The combination of temperature inversions (because of being surrounded by mountains) and extended periods of sunlight result in the buildup of smog in Los Angeles.

Explanation:

Smog is dangerous air pollution. In Los Angeles, the first real smog was experienced in which the smog was extreme, and people taught it was an attack from the Japanese. However, that was not the case up to 1975 when America was required.

The frustrating years of scientific research led to denials and political protest as well as unwavering automobile Smog is, however, severe when it occurs far away from sources of pollution.

What state has the longest freshwater shoreline in the country?

Answers

[tex]\huge{\boxed{\text{Michigan}}}[/tex]

Michigan has over 3,200 miles of freshwater shoreline, making it not just the longest in the country, but the longest in the world as well.

Answer:

Michigan. :)))))))))))))))))

What country is located on both sides of the world

Answers

Answer:The country is bordered by China and Russia… Philippines, island country of Southeast Asia in the western Pacific Ocean.

Explanation:

Answer:

Here's what I get.

Explanation:

Are you asking which country is in both the Eastern and Western Hemispheres?

If so, there are 12 countries in the two hemispheres.

A. Countries that straddle the Prime Meridian (0°).

Eight countries in Europe and Africa straddle 0° longitude.

From north to south, they are

United Kingdom, France, Spain, Algeria, Mali, Burkina Faso, Togo, and Ghana

B. Countries that straddle the 180th meridian

Russia: The eastern tip of Siberia is in the Western Hemisphere.

United States: The westernmost islands of the Aleutian chain are in the Eastern Hemisphere.

In the Pacific Ocean are  

Fiji

Kiribati: Kiribati is the only country that spans the Western, Eastern, Northern, and Southern Hemispheres.

Old San Juan is typical of cities founded by the Spanish in America in that it has: A. meandering streets and five-point intersections. B. poor neighborhoods and rich neighborhoods side by side. C. a rectilinear grid and central plaza. D. planned warehouse and industrial zones.

Answers

Answer:

C. A rectilinear grid and central plaza

Explanation:

Old San Juan is typically an example of a historic cite that was established by UNESCO in 1949, today it's home to shops and museums and open plazas, the oldest part of this city remains enclosed by a wall. Being a historical district located in the Northern Triangle. It is the oldest settlement in Puerto Rico. It is a small and narrow island located around the northern coast of 35 kilometers from the east end of Puerto Rico. The city is characterized by narrow blue cobblestone streets. It consisted of a population of 168 residents, mainly of African descent.  Maintaining its great Architectural integrity old city was reinvented to contemporary design.

Which of the following statements about the physical environment of the Austral Realm is false? a. New Zealand has earthquakes and volcanoes, Australia has only volcanoes b. Australia's rocks are much older than those of New Zealand c. Australia's highest mountains are the Great Dividing Range, while New Zealand has a spine of much higher mountains d. New Zealand has a moderate, moist climate. Australia's climates vary from tropical, to Mediterranean to desert e. New Zealand has a highland interior, while Australia's interior has mainly low relief

Answers

Answer:

b. Australia's rocks are much older than those of New Zealand

Explanation:

Explain why Gulf Stream eddies that develop northwest of the Gulf Stream rotate clockwise and have warm water cores, whereas those that develop to the southwest rotate counterclockwise and have cold water cores.

Answers

Answer:

Explained

Explanation:

Eddies can rotate clockwise or anticlockwise that depend upon their nature and place of origin. These eddies consist of water that have different temperature that the surrounding water. They are cylinders of water a having some diameter as well as depth. The cold core eddies are characterized by counterclockwise and impart negative value to the sea surface. Whereas warm core currents are characterized by clockwise circulation, that pushes water surface to the lower water column. So, the surface water is elevated with the surrounding water surface.

Final answer:

Gulf Stream eddies rotate in accordance with the Coriolis Force, causing a clockwise rotation with warm water cores in the northern hemisphere, and counterclockwise rotation with cold water cores in the southern hemisphere.

Explanation:

The rotation of Gulf Stream eddies that develop northwest and southwest of the Gulf Stream and the characteristics of their water cores are primarily influenced by the Coriolis force. This force is due to the Earth's rotation and affects the movement of air and water across the globe, causing them to drift to the right in the northern hemisphere and to the left in the southern hemisphere. This occurs because of the variations in Earth's rotational speed at different latitudes.

For eddies that develop northwest of the Gulf Stream, their clockwise rotation is due to the right-drifting characteristic of fluid movements in the northern hemisphere due to the Coriolis force. As these eddies rotate, they trap warm water from the Gulf Stream in their centre, resulting in warm water cores.

Conversely, eddies that form southwest of the Gulf Stream are in the southern hemisphere, where the Coriolis force causes leftward deviations. These eddies rotate counterclockwise and envelop colder water in their core.

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Will the san andreas fault cause a tsunami

Answers

Yes it is very possible for it to occur since it could be one of the deadliest and most affective earthquakes which can occur at any time every 100 years

Which one of the following cities is incorrectly associated with the region in which it is located?
(A) Bridgetown is in the Lesser Antilles.
(B) Havana is in the Greater Antilles.
(C) Guatemala City is in Central America.
(D) Mexico City is in Central America.

Answers

Answer: D) Mexico city is in Central America

Explanation:

Reason being that Mexico is part of the North American region with Canada and the United states. The central american countries are all those that border below mexico between mexico and Colombia. Hoped this helped.

Freshwater reservoir found beneath atlantic ocean

Answers

There is indeed a freshwater reservoir that has been located deep beneath the Atlantic Ocean. It is a very large aquifer laying below the ocean waters, and it is located just east of the northeastern coast of the United States. The water is though to be brackish. It is an aquifer that is estimated to have around 670 cubic miles of freshwater over an area of around 15,000 square miles. This is a very interesting and encouraging discovery. The world is having bigger and bigger problems with freshwater, as it is lacking in lot of places around the world, and many more are on the verge of having none. If such aquifers exist in numerous spots below the ocean floors, then that water can be used to satisfy the demand for water in the places were it lacks, thus lowering the problem with the water shortage.

What is the tallest building in south america?

Answers

It is the Gran torre Santiago

Permeable rock strata or sediment that transmit groundwater freely are called ________.

Answers

Answer

Permeable rock strata or sediment that transmit groundwater freely are called aquifers.

Answer:

Aquifers

Explanation:

An aquifer is an underground layer of water that bears preamble rocks and thus is composed of the silt, sand dad gravel ad thus is rechargeable surface below the ground and occurs at a level of 30,000 feet. And also is affected by the supply of the water ad irrigation. It is classified as the saturated and the unsaturated water and the confined and the unconfined content that is represented by this impermeable rock.

Scientist: Cross-sections of stalactites - calcite formations deposited on cave ceilings by seeping water - can reveal annual variations in rainfall in particular areas over hundreds and thousands of years. We often found that when - according to these cross-sections - drought occurred in a particular area, it coincided with the collapse of an ancient society in that area. I hypothesize that drought reduced agricultural productivity in these areas, thereby leaving these societies without the resources needed to handle internal stresses and external threats.Which of the following, if true, would most weaken the support for the scientist's hypothesis?A. Many droughts indicated in the cross-sections of stalactites do not correspond with the collapse of a society in that area.B. Information from the cross-sections of stalactites alone cannot reveal the level of agricultural output in an area at a particular time.C. Most of the societies that collapsed during droughts did so when internal power struggles coincided with military raids from neighboring societies.D. Most of the societies that collapsed during droughts maintained large stockpiles of food and water at the time of their collapse.E. Information from stalactites also suggests that the collapse of some societies coincided with periods of abnormally high rainfall.

Answers

Answer:yes

Explanation:

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