During which step in the Can Crush Lab did water vapor force air from the can? The can was filled nearly to the top with water. The can was placed on the hot stove top burner for several minutes. The can was removed from the hot stove top burner. The can was placed upside-down in the water-filled pan.

Answers

Answer 1
The can was placed on the hot stove top burner for several minutes. 

Based on the steps performed in the laboratory, it can be concluded that when applying the thermal dynamic and with the water vapor, a phase change from gaseous to liquid state occurs. The density of liquid water changes drastically. And by heating the can only with air, the molecules are stirred more and the internal pressure increases, so that part of the air leaves until the inner pressure is balanced with the outside (atmospheric). By cooling the can, the air molecules are stirred less strongly and the internal pressure decreases, but not enough so that the atmospheric pressure can crush it, also taking into account that the can is open.

Related Questions

Put an H next to the items that describe Human Systems.

Put a P next to the items that describe Physical Systems.

1 - the Suez Canal

2- the San Andreas Fault

3 - the Great Mississippi Flood

4 - the George Washington Bridge


The answer is 1H 2P 3P 4H

Answers

You are correct the answer is 1-H, 2-P, 3-P, & 4-H. 

Hope I helped!
Ms.Weasley

Why do some people hold that the United States is more properly called a Republic rather than a Democracy?

Answers

"In republics, citizens have less direct control over government. ... (c) Why do some people hold that the United States is more properly called a republic rather than a democracy? In a Democracy there is no need for a Constitution, since the majority can simply change Law at a whim."

From google

Imagine there has been a large jet fuel spill at the Melbourne International Airport. Which ecological environment would be most threatened by the pollution?

Lake Washington

Body of water between the barrier island and the mainland

Off-shore reefs and corals

Beach and ocean environments

Answers

the answer is the second one

Answer:

Body of water between the barrier island and the mainland

Explanation:

hope this helped

Compare and contrast a globe to a map

Answers

A globe shows geography of the land and earth 3D whereas a map shows the land and routes in a 2D way
I globe is a sphere and is three dimensional, while a map is flat and is two dimensional. They both depict Earth and show different land masses. 

The force of gravity between two objects depends

Answers

On the mass of the objects or how close they are
Final answer:

The force of gravity between two objects is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. This force gives us our sense of weight, which can change depending on location because the force of gravity varies. This principle is used in the study and understanding of celestial bodies.

Explanation:

The force of gravity between two objects is determined by the gravitational force which is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. This is explained by Newton's universal law of gravitation. Notably, this gravitational pull gives us a sense of weight although weight can vary depending on location because gravitational force can alter in magnitude.

Meanwhile, the mass of an object remains constant as it does not depend on its location. This gravitational law is important within celestial bodies and has practical applications in understanding the orbits and motions of satellites, asteroids, comets, and more. Further, it permits us to calculate the masses of astronomical objects.

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What is the coldest area in the United States and Canada?









A.

southern Canada








B.

northern Canada








C.

the southern United States








D.

the Great Plains region

Answers


B. 

northern Canada



Northern Canada is your answer. It is the closest to the North Pole (a pretty cold place) and is farthest away from the equator (where most of the hottest places in the world is found)


hope this helps

Identify and describe two environmental challenges facing Africa

Answers

Here are some of the environmental challenges that Africa is facing at the moment:
1. desertification: larger patches of African land are turning into deserts, which is obviously a huge problem because the vegetation of the continent is changing and disappearing
2. no access to water: many African nations have problems finding water in this arid country, which is a danger to their lives
3. population explosion: there are more and more Africans born, and there are not enough resources to sustain them all

" The two environmental challenges facing Africa are desertification and water scarcity.

Desertification is a significant environmental issue in Africa, particularly in the Sahel region, which is the transition zone between the Sahara Desert to the north and the savannas to the south. This process involves the degradation of land in arid, semi-arid, and dry sub-humid areas, primarily as a result of human activities and climatic variations. Overgrazing, deforestation, and poor agricultural practices lead to soil erosion and the loss of vegetation, which exacerbates the spread of deserts. As a result, the fertile land turns into a barren landscape, leading to reduced agricultural productivity, food insecurity, and increased poverty.

Water scarcity is another critical environmental challenge in Africa. It affects a significant portion of the continent's population, with implications for health, food security, and economic development. Factors contributing to water scarcity include climate change, which alters precipitation patterns and exacerbates droughts; population growth, which increases demand for water; and pollution of water sources due to inadequate waste management and agricultural runoff. Additionally, unequal distribution of water resources and inefficient use of water in agriculture, which accounts for the majority of water usage, further compound the issue. Water scarcity leads to conflicts over water resources, hinders hygiene and sanitation, and poses a significant barrier to sustainable development.

Both desertification and water scarcity are interrelated and can lead to a vicious cycle where the lack of water exacerbates desertification, and the spread of deserts further reduces the availability of water. Addressing these challenges requires integrated approaches that combine sustainable land management, water conservation techniques, improved agricultural practices, and policies that promote environmental sustainability and resilience to climate change. International cooperation and local community involvement are also crucial in implementing effective solutions to these environmental challenges."

When did Fidel Castro take power, and what immediate actions did he take to upset relations between Cuba and the United States

Answers

After taking power in 1959, Fidel Castro began seizing private land on the island and turning it into public land. This action damaged American economic interests in Cuba. Castro also began raising taxes on American products, which hurt American commerce in Cuba. Both actions created a tense relationship between the two nations.

Fidel Castro took over the power of Cuba's Prime Minister in 1959 by overthrowing Batista from the position of power. After assuming power Castro immediately nationalized all the American companies present in Cuba and also deteriorated the bilateral communications with the US. This angered the Americans very much.

Who was Fidel Castro?

Fidel Castro was one of the finest leaders and one of the ardent followers of communism. Cuba during the 1940s and 50s was being ruled by a very weak and corrupt governor. Fidel Castro in the year 1959 took over the role of Prime Minister by overthrowing Batista.

Fidel Castro was a very good lawyer who during 1945-52 had pledged to overthrow the Batista government. The Batista government of Cuba was following dictatorship from the very beginning but also showed subordination to the US by making Cuba weak.

As a result of that Fidel Castro organized the Communist Coup of Cuba and became successful in that approach. He took over the power of the Prime Minister, Nationalized the factories under US control. Broke all the ties with The US government. Fidel Castro assumed the role of a Communist dictator.

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Students with a learning license must observe which of the following restrictions

Answers

Students with a learning license must observe is they can only drive in daylight and not at night for at least 48 hours (2 days). The second, they have to be accompanied by an adult who's 21 years of age or over. The third, they have restricted driving under 18 years of age....I hope this helps!!! Have a great day!!!

Cultural regions are best described as being __________ because they can share one or more important elements, be any size, and even disappear over time.

Answers

 dominant goes into the blank

Answer: c

Explanation:

measures to improve the urban areas

Answers

Answer:

Promoting urban agriculture.

Encouraging healthy diets.

Reducing and managing food waste.

Boosting green spaces for healthier environments and improved lifestyles.

Reconnecting cities with surrounding rural areas.

Explanation:

A rock is placed in water and displaces 45 mL, what is the volume of this rock?

Answers

Ending measurement minus beginning measurement equals the volume of the rock
Final answer:

The volume of the rock is equal to the volume of water it displaces, which is 45 mL.

Explanation:

The volume of a rock can be determined by using the principle of displacement. In this case, when the rock is placed in water, it displaces a certain amount of water. According to the given information, the rock displaces 45 mL of water. Thus, by the principle of displacement, we can infer that the volume of the rock is 45 mL.

Under the contract responsibility system,___.
A. The government set a limit on a farmer's Crop Production.
B. Farm payments were required to work on large Collective Farms.
C. Farm families were allowed to sell some crops privately.
D. Chinese agricultural production fell sharply.

Answers

C. Farm families were allowed to sell some crops privately.

The United States is an example of which governmental system?

Answers

The USA is a representative democracy or a republic.

Hope this helps!
The USA is an example of a democracy. But we are not the only country with democracy as a governmental system! Hope this helps!

Can u plz mark me as brainliest? I really need it !

what is one key difference between the critical acclaim received by Edgar Allan Poe and that received by Stephen king

Answers

Acknowledgment of Poe’s skill came primarily after his death, while King has received numerous awards during his lifetime......while he was alive, Poe lived in poverty because he couldn't earn enough writing poems and stories, he also had to get a job as a critic. Only after he died did people start realizing the importance of Poe's work. And King is still alive, and still popular, receiving numerous awards for many of his works.

B. Acknowledgment of Poe’s skill came primarily after his death, while King has received numerous awards during his lifetime.

Because while he was alive, Poe lived in poverty because he couldn't earn enough writing poems and stories, he also had to get a job as a critic. Only after he died did people start realizing the importance of Poe's work. And King is still alive, and still popular, receiving numerous awards for many of his works.

which of the following is not likely to appear on a map?

Answers

what are the choices?

Which of the following is not likely to appear on a map?

Satellites for apex



The yellow highlighted area represents the geological formation known as
A) the Frozen Tundra.
B) the Canadian Shield.
C) the Rocky Mountains.

Answers

Can you please attach a picture of the highlighted area?
B is the answer
hope it helps

on Monday, 421 students went on a trip to the zoo. all 7 buses were filled abd 8 students had to travel in cars. how many students were in each bus

Answers

59. What you do is you subtract 8 from 421, and then you divide it (413) by 7 and you get 59. Hope this helped!
don't you just divide 421 and 7... 
but i'm not sure sorry if i'm wrong but i think there were 60 in each bus 

is -1/10 a probability ( this is math )

Answers

-1/10 is not a probability, because negative numbers can’t be probabilities. It’s not possible to have a negative probability of something. The probabilities are always positive, but never negative.

Which term defines the average number of people living within a square mile?

A Birthrate
B Population density
C population distribution
D doubling time

Answers

Hello! The answer to this question is definitely not birthdate or time doubling, so A and D are eliminated. In maps, people living within a square mile usually shows population density, and really not population distribution. The answer is B: Population density.

The term defines the average number of people living within a square mile as Population density. Thus the correct option is B.

What is the population?

The term population is refer to the number of people living in a country or particular location. Generally, the population will be calculated on living organisms living in the area. For example, the population of the United States is 329.5 million as of 2020.

The amount of people living in an area per square kilometer or square mile is known as population density. Singapore is one of the nations with the densest populations on the entire planet.

Population density of an area is calculated as dividing the number of people by the total area of land of the region.

The formula to calculate population density is

Population Density = Number of People/ Land Area of the location.

Therefore, option B Population density is the appropriate answer.

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Which constellation contains some of the brightest stars in the northern hemisphere

Answers

The Orion constellation has some of the brightest stars.

according to the ideas of william smith, which rock layers are the same age

A. Layers with different fossils

B. Layers made of the same chemicals

C. Layers of equal density

D. Layers with similar fossils.

Answers

the answer to this is D.

The correct option is D. According to the ideas of William Smith, layers with similar fossils and rock layers are the same age.

He discovered the secret to differentiating the levels as he gathered observations of strata and fossils in mines and canals. Their fossils were distinctive. Fossils are one method for distinguishing sedimentary rock layers.

What motivated Will Smith?

You are wasting your time if you are not improving a lot of others. Making other people's lives better will make your life better. Will Smith has frequently discussed his love of reading and helping others in his speeches. He attributes his grandmother's influence and motivation for this to both.

Matching Rock Layers with Index Fossils. The formation of rock layers with similar index fossils must have occurred at around the same time. Stronger proof that rock layers are the same age can be found when multiple types of indicator fossils are present.

Thus, Option D is the right one. Rock strata and layers with comparable fossils have the same age, per William Smith's theories.

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what stops some forms of electromagnetic radiation from reaching earth surface?

Answers

Thanks for your question!

The ozone contained in the ozone layer stops some of the electromagnetic radiation from the sun.

Hope this helps!
The answer to your question is the atmosphere

The US Constitution structures the government by creating

Answers

The US Constitution structures the government by creating a constitution of which has been provided power of the Congress, they have created a legislature in a way of having to set standards and qualifications. They provide methods in which will be a way of having to select the representatives that are suitable and senators that will be of contribution to the structure of the government.

what biome in north America has the highest biodiversity

Answers

Tropical rain-forests is a biome in north America having the highest biodiversity.

Biodiversity means that there is a variation in the species of animals and plants that exist in a certain biome. A bio-diverse biome or ecosystem is one that supports or has a variety in these species.
Final answer:

The biome in North America with the highest biodiversity is found in the equatorial latitudes, particularly in the tropics. These areas have the greatest species richness and highest rate of endemism. However, knowledge of species in these areas remains low, and the potential for biodiversity loss is high.

Explanation:

The biome in North America with the highest biodiversity is associated with the equatorial latitudes, according to data and patterns observed in ecology. Biodiversity is the variety of different forms of life, from the smallest microscopic organisms to the largest mammals. It has been observed that biodiversity increases as latitude declines, thus concluding that areas closer to the equator have the highest levels of biodiversity.

In particular, it is observed that the tropics have the highest levels of biodiversity. These regions have the greatest species richness and are home to more biodiversity 'hotspots' with a high rate of endemism, meaning more species are native to these regions compared to others. However, due to this richness, our knowledge of species is still low and the potential for biodiversity loss from human activity is high.

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in what ways are Americans alike and different from one another?

Answers

Everyone’s there own person but everyone likes and do simila things!! ;) hope this helps hun!

the youth on what actions they can take to avoid poverty trap in future as adults

Answers

The actions that youth could take to avoid poverty traps are:
- Do not spend money on luxury items that we do not need
- Start to plan in creating early investments so we could reap the benefir as we got older
- Start to widen skills basics so we could receive a lot of job opportunities in the future

How might big construction projects like the building of canals and large buildings lead to laws and government like in Mesopotamia?

Answers

Because with all the big construction projects, someone needs to lead it. There also needs to be rules with the building or structure. This lead to the development of Government because people realized things worked better when someone was in charge, so they applied it to the Comminity too.

Big construction projects in Mesopotamia prompted the need for resource allocation, property rights, labor regulation, safety laws, and infrastructure management, shaping early laws and government structures.

Big construction projects, such as canals and large buildings, played a significant role in the development of laws and government in ancient Mesopotamia for several reasons:

1. **Resource Allocation**: The scale of these projects required careful allocation of resources like labor, materials, and land. This necessitated rules and regulations to ensure fairness and prevent disputes.

2. **Property Rights**: The construction of large structures often involved the use of land and property owned by individuals or communities. This led to the establishment of property rights, land ownership laws, and regulations on land use.

3. **Labor Organization**: Managing a large workforce required hierarchical structures and labor regulations. It led to the development of labor laws, worker protections, and compensation systems.

4. **Safety and Liability**: With the potential for accidents and damage during construction, laws emerged to address safety standards, liability for accidents, and compensation for affected parties.

5. **Infrastructure Maintenance**: The need to maintain these structures led to the creation of governance structures responsible for infrastructure management, further strengthening centralized authority.

In essence, big construction projects necessitated organized governance, legal systems, and administrative structures, contributing to the development of laws and government in Mesopotamia and other ancient civilizations.

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which phrase best describes the cause of earthquake ?
a. plate movements along fault lines
b. the ring of fire
c. intense vibrations
d. movement of earth's crust under the ocean floor

Answers

The answer is d movement of the earths crust under the oceans floor
The correct answer is a

Where is the most favorable climate of Brazil

Answers

Paraiso do Brasil is 3° South of the equator, granting if 12 months of sun.  For Europe, Africa, East and Mid-East Paraiso do Brasil is the closest destination, as well.

Answer:

Southern regions

***HoPe ThIs HeLp***  

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