Gases A, B, and D all have the same average molecular kinetic energy, since they are at 12°C.
Explanation:
Good conductors have
all of the above
low resistance
current moves easily
conserves energy-easy for electrons to move
pls help
Good conductors have all of the above, 1st option.
What are the properties of good conductors?Good conductors allow currents move easily through them because the electric field within them is zero. They also have very low electrical current resistance, whereas insulators have very high electrical current resistance.
They also allow for charge transfer via electron free movement. Insulators, as opposed to conductors, are materials that obstruct the free flow of electrons from atom to atom and molecule to molecule. That is to say that every statement made above is true of good conductors.
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How has aids affected the people in Nairobi
Answer:
the greatest effect has been economical as large percentage of individuals are falling ill, hence nobody is working also the health system has been compromised as the high percentage of hiv/aids patients arent allowing for other people to seek madicle assistance
Explanation:
Around ten percent of the adult population of these slums are HIV positive – making them one Kenya's most HIV affected areas. Poor living conditions, extreme poverty as well as a lack of education are main reasons for the spread of HIV/AIDS in the slums of Kenyan capital.
Answer:
HIV mortality in urban slums of Nairobi, Kenya 2003–2010: a period effect analysis;
The global HIV epidemic is one of the worst to affect humanity over the last century [1]. Sub-Saharan Africa (SSA) has borne the brunt of this epidemic where HIV/AIDS has been the leading cause of death in the last decade −1.8 million deaths occurred in the subcontinent from HIV/AIDS in 2010 alone [2].
Explanation:
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What region of the body is the orbital/optic region
Answer:
eye socket
Explanation:
How many cells are in interphase, how many in prophase, how many in metaphase, anaphase, telophase?
Answer:
We get 69.6 % cells in interphase, 12.5% in prophase, 8.9% in metaphase, 5.4% in anaphase, and 3.6% in telophase.
What new knowledge was gained from Frederick Griffiths work with pneumococci bacteria
Answer:The new knowledge gained from Frederick Griffith's work with pneumococci bacteria is that bacteria contain a physical substance that can change the structure of other bacteria. Therefore, option 3 is the correct answer.
Explanation:
which of the following is the best way to dispose waste water.
try posting the question again because you forgot to include the options.
Lab 9: Kingdom Plantae (12 Points) Introduction Plants are defined as multicellular eukaryotes with cell walls made of cellulose. Nearly all of them contain chlorophyll and carry out photosynthesis. Being photoautotrophs, plants can make all their own organic molecules. All they need is energy from light, carbon from carbon dioxide, water, and various elements (like N, P, K, Ca, and Mg). Water can be absorbed into a plant by osmosis, but it can only travel a few cells away from a source. In order to transport water long distances, some groups of plants have specialized tissues (vascular tissue). Plants without vascular tissues must live in wet areas and cannot grow very tall. Consult the plant lecture, slides, and links on Canvas for more information on defining features of plants and groups of plants. Part 1: Comparing major groups of plants Within the plant kingdom, biologists separate plants into four major groups: bryophytes (mosses and llverworts), pteridophytes (ferns), gymnosperms (conifers), and anglosperms (flowering plants). The separations are primarily based on anatomical structures, particularly the ones they use to transport water in their bodies, and on the different ways in which plants reproduce sexually. **What to submit for this activity** Use the information from lectures, the textbook, and any other sources of your choice to fill out the table comparing the four major groups of plants. Submit your completed table as part of what you upload to the Canvas lab assignment for this week. (5 Points) What are one or more examples? Do they have vascular tissue (xylem and phloem)? Which part of the life cycle/generation is more dominant in structure? (Gametophyte or Sporophyte?) What other characteristics can help you identify this group? (List at least 2 or more) Mosses and liverworts (Bryophytes) Ferns and relatives (Pteridophytes) Conifers (Gymnosperms) Flowering plants (Angiosperms)
Mosses and liverworts (Bryophytes):
- Example: Mosses (e.g., Sphagnum moss) and liverworts (e.g., Marchantia)
- Vascular tissue: No true vascular tissue (lack xylem and phloem)
- Dominant structure: Gametophyte generation is more dominant in structure
- Other characteristics:
1. Lack of true roots, stems, and leaves; instead, they have rhizoids.
2. Reproduce via spores and require water for fertilization.
Ferns and relatives (Pteridophytes):
- Example: Ferns (e.g., Polypodium) and horsetails (e.g., Equisetum)
- Vascular tissue: Have true vascular tissue (xylem and phloem)
- Dominant structure: Sporophyte generation is more dominant in structure
- Other characteristics:
1. Reproduce via spores produced in structures called sporangia.
2. Exhibit well-developed leaves called fronds and often have underground stems (rhizomes).
Conifers (Gymnosperms):
- Example: Conifers such as pine trees (e.g., Pinus) and spruces (e.g., Picea)
- Vascular tissue: Have true vascular tissue (xylem and phloem)
- Dominant structure: Sporophyte generation is more dominant in structure
- Other characteristics:
1. Produce seeds in cones.
2. Typically have needle-like or scale-like leaves and are often evergreen.
Flowering plants (Angiosperms):
- Example: Flowering plants include roses (e.g., Rosa), sunflowers (e.g., Helianthus), and oak trees (e.g., Quercus)
- Vascular tissue: Have true vascular tissue (xylem and phloem)
- Dominant structure: Sporophyte generation is more dominant in structure
- Other characteristics:
1. Produce flowers for sexual reproduction.
2. Seeds are enclosed within fruits.
3. Have a wide range of forms, from small herbs to large trees.
Please note that the examples provided are just a few representatives of each plant group, and there are many more species within each group.Mosses and liverworts (Bryophytes):
- Example: Mosses (e.g., Sphagnum moss) and liverworts (e.g., Marchantia)
- Vascular tissue: No true vascular tissue (lack xylem and phloem)
- Dominant structure: Gametophyte generation is more dominant in structure
- Other characteristics:
1. Lack of true roots, stems, and leaves; instead, they have rhizoids.
2. Reproduce via spores and require water for fertilization.
Ferns and relatives (Pteridophytes):
- Example: Ferns (e.g., Polypodium) and horsetails (e.g., Equisetum)
- Vascular tissue: Have true vascular tissue (xylem and phloem)
- Dominant structure: Sporophyte generation is more dominant in structure
- Other characteristics:
1. Reproduce via spores produced in structures called sporangia.
2. Exhibit well-developed leaves called fronds and often have underground stems (rhizomes).
Conifers (Gymnosperms):
- Example: Conifers such as pine trees (e.g., Pinus) and spruces (e.g., Picea)
- Vascular tissue: Have true vascular tissue (xylem and phloem)
- Dominant structure: Sporophyte generation is more dominant in structure
- Other characteristics:
1. Produce seeds in cones.
2. Typically have needle-like or scale-like leaves and are often evergreen.
Flowering plants (Angiosperms):
- Example: Flowering plants include roses (e.g., Rosa), sunflowers (e.g., Helianthus), and oak trees (e.g., Quercus)
- Vascular tissue: Have true vascular tissue (xylem and phloem)
- Dominant structure: Sporophyte generation is more dominant in structure
- Other characteristics:
1. Produce flowers for sexual reproduction.
2. Seeds are enclosed within fruits.
3. Have a wide range of forms, from small herbs to large trees.
Please note that the examples provided are just a few representatives of each plant group, and there are many more species within each group.
What farming practices have depleted grasslands in North America?
Answer:
Cultivation of crops and tillage practices.
Explanation:
Farming of crops and tillage practices on the grasslands depleted grassland that are present across North America because the lands are converted and used for the production of food crops in order to fulfill the feed the existing population. More and more land is converted from grassland to the cultivation of crops that leads to lower area for the grazing of animals which results in decrease population of animals such as sheep, goat and cow etc which depends n these grazing regions for food.
in which biome are minerals in the soil most rapidly depleted
Answer:
Boreal forest is among the largest terrestrial biomes on earth in which minerals in the soil most rapidly depleted.
List three ways to keep the environment clean
Which event is likely to trigger succession?
O low tide
O destructive hurricane
O typical winter
O thunderstorm
Answer:
B. Destructive hurricane
Explanation:
Succession usually occurs after natural disasters like this like after a forest fire.
Celluose is a type of
1 lipid
2 carbohydrate
3 protein
4 grass
Answer:
cellulose is a type of carbohydrate. hope it help you.
Answer:
2.Carbohydrate
Explanation:
Thank you✌️❣️✌️
The evidence that stimulated Newton to propose the law of universal gravitation emerged from a study of
a. the motion of the moon and other celestial or heavenly bodies
b. the fall of an apple to the Earth
c. the gravitational interaction of smaller objects upon the Earth
d. ...nonsense! There was no evidence; it was just proposed as a theory.
Explanation:
b. the fall of an apple to the Earth
What physical layer of Earth is located beneath the lithosphere?
a
Asthenosphere
b
Inner core
c
Mesosphere
d
Outer core
Answer:
The outer core
Explanation:
Monomers join together to make polymers. Similarly, Lego pieces can
join together to make a truck. Which of the following best describes the
Lego pieces and the truck?
Any LEGO part is referred to as a "brick" in general. Technically speaking, it is a rectangular element that is three plates thick or more and has at least one stud on top.
What are the names of the Lego pieces?The fundamental LEGO® construction component is a brick. Depending on the sets you own, they come in different sizes and colors. When speaking of several LEGO® Bricks, the plural form is "LEGO," not "legos," as many people mistakenly believe.
What lessons do kids learn from Legos?Lego teaches a variety of soft skills, such as creative thinking, teamwork, communication, conflict resolution, and problem-solving abilities, that will influence how they work and interact with others.
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The medical term for the common cold is
a. acute rhinitis
b. sinusitis
c. pharyngitis
d. allergic rhinitis
Explanation:
The common cold, also called viral rhinitis, is one of the most common infectious diseases in humans.
Answer:
allergic rhinitis
Explanation:
The most accurate medical term is upper respiratory disease .Common cold usually happened by virusIt can spread through airthe table shows data collected on pH level of an Adirondack lake from 1989 to 1996.
describe the the trend in pH level in lake over this 16 year period.
___________________________________________________________________________
Year pH level
1989. 6.7
1984. 6.3
1986. 6.4
1988. 6.2
1990. 5.9
1992. 5.6
1994. 5.4
1996. 5.1
The lake's pH has become acidic; in 1989, it was 6.7; by 1996, it had dropped to 5.1. This shows that the increase in the acidity which has several bad impacts on the lake water ecosystem and its community.
What happens when the freshwater becomes acidic?The freshwater ecosystem differs from the oceanic saltwater ecosystem in that freshwater contains phytoplankton, edible fish, and so on. The fresh water has a normal pH, but the pH decreases and induces acidity when the water is polluted with different chemicals, such as nitrogen oxide, sulfur dioxide, etc.
When acid rain happens due to man-made pollution, this further adds acidity to the fresh water, and as a result, the species that live in the lake are not able to live and breathe properly due to a lack of oxygen. The acidity in the table increased year after year from 1989 to 1996.
Hence, the acidity of the lake increased and the pH decreased in these years, from 1989 to 1996.
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what are some causes of the background and mass extinction
Some causes of the background are; Gradual environmental change, Predation, Genetics, and causes of mass extinction are; Catastrophic events, environmental change, Oceanic changes, and Human activities.
Causes of background extinction; Changes in the environment, such as climate change or geological events, can cause slow, long-term changes that make certain species less adapted to their environment.
The introduction of new predators or changes in predator-prey relationships can also lead to the extinction of some species.
Genetic factors can play a role in the extinction of species, particularly in small populations where genetic diversity is low.
Causes of mass extinction; Mass extinctions can be caused by catastrophic events, such as asteroid impacts, massive volcanic eruptions, or global climate change.
Rapid changes in the environment, such as sudden climate change or sea level change, can cause species to become extinct.
Changes in the ocean, such as ocean acidification or anoxia, can lead to the extinction of marine species.
Human activities such as overhunting, habitat destruction, pollution, and introduction of invasive species can also contribute to mass extinction events.
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Two organisms that are exactly the same share the same
Answer:
Characteristics
Explanation:
not genetic diversity that would invlove other organisms, not dna because DNA is not being replictaed, and not A because come on
what are 2 examples of how ordinary citizins created significant social change
Civil Rights Movement and Women's Suffrage Movement are 2 examples of how ordinary citizens created significant social change.
Civil Rights Movement in the United States: The Civil Rights Movement of the 1950s and 1960s saw ordinary citizens, such as Rosa Parks, Martin Luther King Jr., and countless others, playing crucial roles in challenging racial segregation and discrimination. Through peaceful protests, civil disobedience, and grassroots activism, they brought attention to the injustices faced by African Americans and fought for equal rights, leading to significant changes in legislation and societal attitudes.
Women's Suffrage Movement: The women's suffrage movement fought for women's right to vote and brought about significant social change. Ordinary citizens, including suffragettes like Susan B. Anthony and Elizabeth Cady Stanton, organized rallies, protests, and campaigns to advocate for women's suffrage. Their persistent efforts, spanning several decades, eventually led to the passage of the 19th Amendment in 1920, granting women the right to vote in the United States.
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What type of macromolecule is cortisol?
if today's first high tide is at 7:00 AM, what time will today's next high tide be? Please do not troll. . . . I have already asked this question like 7 times already and got no answer, except foolishness. Please. :(
Lesson Question:How can the presence of
one species benefit another in the same
ecosystem?
Check all correct elements below that you
included in your question.
independent variable: presence of one
species (here, worms)
dependent variable: effect on another
species (here, lima bean plants)
relationship: benefit
DONE
Mutualism is a type of symbiotic relationship where all species involved benefit from their interactions.
How can the presence of one species in the same ecosystem assist another?A mutualism occurs when two species have a long-term relationship that benefits both of them (+/+ interaction). Some fungi, for example, create mutualistic relationships with plant roots. The plant may photosynthesize and gives fixed carbon to the fungus in the form of sugars and other organic compounds.
The presence of several species in an ecosystem balances it. The species in an ecosystem interact with one another in some way. For example, the existence of a plant species will offer food for the numerous herbivores found in an ecosystem. A predator may consume a variety of prey. As a result, the existence of diverse prey reduces the likelihood of a species becoming extinct in the ecosystem. As a result, all creatures in an ecosystem are dependent on one another in some way.
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Mark this and return
How is energy related to the change of state
represented by the model?
O Atoms gain energy as a gas changes to a solid.
Atoms gain energy as a gas changes to a liquid.
Atoms lose energy as a gas changes to a solid.
Atoms lose energy as a gas changes to a liquid.
The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.
What is Atoms?A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.
The atoms in this process move from a higher-energy state to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.
Therefore the correct option is d.
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Are you for, against or undecided on GMOs? Explain.
Please give your opinion <3
Answer:
AGAINST for sure
Explanation:
ive personally raised GMO animals and they have no life. like chickens at the age of 8 weeks the breasts on GMO chickens are so large they are unable to walk and if u do not butcher them they will have heart attacks at around 9 weeks. they also dont get to go outside and walk around bc that makes them lose weight. so most of the GMO chickens do not get to go outside and actually have clean air. let alone see the sun light and stand in grass.
1. Give an example of disruptive selection taking place in a population.
2. How can a genetic mutation be beneficial to an organism?
3. What are some other evidences of evolution discussed in this unit?
Answer:1.Selection of the dark-colored moths over light-colored moths after industrial evolution is an example of directional selection while selection of alpha males and “sneaking” males over intermediate males in a lobster population is an example of disruptive selection.
2.organism in which they occur. They are called beneficial mutations. They lead to new versions of proteins that help organisms adapt to changes in their environment. Beneficial mutations are essential for evolution to occur.
Explanation:
i really hopes this helps
Which of the following influences the amount of ozone pollution near Earth's surface?
O An area's weather patterns
O Nearby water resources
O Volcanic eruptions
O Plants undergoing photosynthesis
All the four options can lead to ozone pollution near the earth's surface.
Ozone Pollution- Increased wheezing, coughing, and chest tightness are brought on by ozone pollution, which results from hydrocarbon and nitrogen oxide emissions from cars and other sources mixed with sunshine.
Plants undergoing photosynthesis- Significant producer of VOCs (Volatile Organic Compounds) is woody vegetation. Before they react to generate ozone in the atmosphere, where it can linger for several weeks, NOx and VOCs can be transported over great distances by local weather patterns.Volcanic eruptions- Volcanoes probably generate enough bromine to deplete the ozone layer locally and alter the chemistry of the stratosphere. According to estimates, 1 to 5 percent of ozone damage is thought to be caused by volcanoes, 15 to 20 percent by other natural sources, and a staggering 75 to 85 percent by human activity.Water resources- From farms, factories, and towns, streams and rivers transport pollutants like chemicals, fertilizers, and heavy metals into our bays and estuaries, where they are then transported out to sea. The wind also brings in marine waste, particularly plastic, as does water from storm drains and sewage systems.Weather Patterns- As a result of global warming, there will be an increase in more extreme weather, including heat waves, extreme rainfall events, and other phenomena. Because the chemical reactions that produce ozone in the atmosphere take place more often in hot temperatures, heat waves increase the amount of ground-level ozone pollution.To learn more about ozone pollution- https://brainly.com/question/14154063
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Answer:
An area's weather patterns
Explanation:
the teacher told me
Snake is a vertebrate and has bones but it does not have definite shape. How can we conclude that skeleton gives shape to the body? Give reason
The vomeronasal organ is situated in the top of a snake's mouth, and there are two little section openings that lead to it - like nostrils, yet within the mouth. When the snake has waved its forked tongue around to the point of getting a decent covering of synthetics, it brings the tongue once more into the mouth and presses the tips of its forks against the organ - one fork tip in each opening. This conveys a message to the snake's mind, telling it what the "smell" is. What's more, assuming the sign is more grounded on one tip of the tongue fork than the other, it lets the snake know which bearing that smell is coming from. This is the way winds can track down secret prey. To realize how snakes murmur,
An error during S phase would be most likely to affect a multicellular
organism in what way?
A. The organism develops cells that are too small.
B. The organism develops cells that are too large.
C. The organism develops cells with DNA that contains errors.
D. The organism develops cells with too few or too many organelles.
Answer: D
Explanation: Hope this helps! excuse me if i'm wrong:)
Humans are highly dependent on fossil fuels. However, like other
natural resources, fossil fuels are unevenly distributed around the world. For example,
nearly 67 percent of the world's reserves of crude oil are currently in the Middle East. Also,
Russia has more natural gas than any other country in the world. Use a cause-and-effect
relationship to predict how human use of fossil fuels will affect their distribution over time.
Answer: I predict that human use of fossil fuels will affect their distribution over time because.
Explanation: Because if we keep on using fossil fuels over and over we eventually loose all of it because nearly 67% of the worlds reserves of crude oil are currently in the Middle East. So if we keep on using it well then there won't be anymore fossil fuels left for us, And if we keep using it, it will also slowly kill us off and also kill everything else around us.