There are three types of radiation that reach the earth from the sun there is direct solar radiation, diffuser solar radiation, and reflected solar radiation.
the description of types of radiation:
Direct solar radiation:
The radiation rays or beam which reach the earth's surface without being diffused is called direct solar radiation. the sum of direct solar radiation and diffused solar radiation is called global radiation.
direct solar radiation can be decreased due to atmospheric conditions the radiation can be reduced to 10% on a clear day, or dry day and can be 100% on cloudy or thick days.
Diffuser solar radiation:
The radiation ray or beam reaches the earth's surface after passing through multiple deviations in its trajectory. in this, the radiation of the sun is scattered by the atmosphere constituents or by the surface of the earth
Reflected solar radiation:
The radiation in which the beam or rays of light is reflected back by the earth's surface in a phenomenon is called reflected solar radiation
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Cancer is a disease related to uncontrolled cell division. Investigate two known causes for cancer and use this knowledge to invent a drug that would prevent the growth of cancer cells.
Answer:
Cancer is a complex disease with a variety of causes, and its development involves multiple genetic and environmental factors. However, two well-known causes of cancer are mutations in tumor suppressor genes and oncogenes, and exposure to carcinogens.
Tumor suppressor genes are responsible for regulating cell growth and division, and mutations in these genes can result in uncontrolled cell division and tumor formation. On the other hand, oncogenes are genes that promote cell growth and division, and mutations in these genes can also lead to uncontrolled cell division and tumor formation.
Carcinogens are substances or agents that can cause cancer by damaging DNA and disrupting normal cell function. Examples of carcinogens include tobacco smoke, certain chemicals, radiation, and viruses.
Based on this knowledge, a potential drug for preventing the growth of cancer cells could target the activity of oncogenes and/or block the effects of carcinogens on cells. One approach to target oncogenes is to develop small molecule inhibitors that can bind to and block the activity of specific oncogene proteins. For example, drugs like imatinib and gefitinib target the activity of the oncogene Bcr-Abl and the epidermal growth factor receptor, respectively, and are used to treat certain types of cancer.
Another approach to prevent cancer growth is to develop drugs that can detoxify or remove carcinogens from cells before they can cause damage. For example, certain enzymes in the body, such as glutathione-S-transferases, are responsible for detoxifying carcinogens by binding to them and rendering them harmless. Therefore, drugs that enhance the activity of these enzymes could potentially prevent the harmful effects of carcinogens on cells.
Help pls! which layer of the atmosphere is the highest an airplane can fly?
Answer:
Stratosphere
Explanation:
it's correct, trust me lol
Which substances are MOST likely made of the same material? -( Info in photo)
Select one:
a.
1 and 3
b.
1 and 4
c.
2 and 3
d.
2 and 4
Answer:
B. 1 and 4
Explanation:
The mass of 1 is 15.6 and 4 is 18.6. The volume of 1 is 7.78 which is close to 4(5.31). The shape of both of them are rectangles whereas there are no other matching shapes. They are both smooth, but that makes it alittle bit hard, because they are all smooth. Although the reaction to light is not the same, so that makes it a little hard as well.
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We learned about Mendel's experiments with pea plants. Mendel noted that purple flowered pea plants ALSO had purple colored seeds. He also noticed that white flowered pea plants ALSO had no pigmentation in their seed coats. So Mendel found out that the gene for flower color also directs seed coat color. This gene must be: A.Polygenic B.Pleiotropic
Gregor Mendel explains his trials with peas that demonstrated that heredity is passed down in distinct pieces. People have always noted the likeness , both in animals and plants and in human families.
When did Mendel perform his studies on purple and white flowered pea plants?When Mendel tested purple- and white-flowered pea plants, he discovered that the F1 generation included no white-flowered plants. White-flowered plants were seen in the F2 generation. Choose the correct statement from the list below. The purple-flower gene is dominant over the white-flower allele.
Mendel then crossed these pure-breeding plant lines and noted the characteristics of the hybrid offspring. He discovered that all of the first-generation (F1) hybrids resembled one of the parents.
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A city develops an open green space in the center of town as a way to help with runoff. Which flood mitigation technique is the city implementing?
O elevated structures
O floodplain management
O seawalls
O stormwater management
The flood mitigation technique that city is implementing by developing an open green space in the center of town is stormwater management.
How do you regulate stormwater runoff?According to the U.S. Environmental Protection Agency (EPA), stormwater management is an attempt to reduce runoff and improve water quality on roads, lawns, and other locations.Some methods of controlling runoff include preventing soil erosion, protecting basements from flooding, landscaping, providing adequate roof drainage, and minimizing paved surfaces.There are various systems. Rainwater reservoirs, rainwater reservoirs, dry reservoirs, wet reservoirs. Different systems damage differently, so it's important for HOAs and pond owners to understand the differences between systems.For more information on stormwater management kindly visit to
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I NEED HELP WITH THIS QUICK I JUST POSTED A PICTURE BEFORE THIS SO LOOK AT IT SO YOU CAN UNDERSTAND IT AND THEN ANSWER THIS
It looks like an entry for a herbarium. A herbarium is a collection of preserved plant specimens that are stored and arranged systematically for scientific study.
What is the use of a herbarium?Herbarium specimens can include leaves, flowers, stems, and other plant parts, and are usually pressed and dried on special paper or sheets, called herbarium sheets, which contain information about the plant such as its scientific name, location, and date of collection.
Herbaria serve as an important resource for botanical research and education, allowing scientists to study and compare plant species from different regions and time periods. They are used to identify plant specimens, describe new species, and investigate the distribution and evolution of plants.
Herbaria can be found in many research institutions, universities, botanical gardens, and museums around the world. The largest herbarium in the world is the Museum National d'Histoire Naturelle in Paris, which houses over 8 million plant specimens.
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what impact is climate change having on agricultural productivity?
Explanation:
Climate change is having a significant impact on agricultural productivity. Changes in temperature and precipitation patterns are affecting crop yields, water availability, and soil quality, all of which are critical for agricultural productivity.
One of the most significant impacts of climate change on agricultural productivity is through extreme weather events such as droughts, floods, and heatwaves. These events can destroy crops, reduce yields, and cause soil erosion, which can have long-lasting effects on productivity.
Higher temperatures can also negatively impact crop growth and development. For example, heat stress can cause reduced seed quality, decreased pollination, and lower yields. Increased carbon dioxide concentrations, which are a result of climate change, can have a fertilization effect on some crops, but this effect is likely to be offset by other negative impacts, such as water stress and increased pest pressure.
Changes in precipitation patterns, such as more frequent and intense rainfall events, can also impact agricultural productivity. Heavy rainfall can cause soil erosion, reduce soil fertility, and make it difficult to plant and harvest crops.
Overall, the impact of climate change on agricultural productivity is complex and varies depending on the crop, region, and type of agriculture. However, it is clear that without action to mitigate and adapt to the impacts of climate change, agricultural productivity is likely to decline in many regions, with serious implications for food security and livelihoods.
Overconsumption of meat has been associated with all of following health problems EXCEPT:
Please choose the correct answer from the following choices, and then select the submit answer button.
Answer choices
cardiovascular disease.
malaria.
some cancers.
gout.
Answer: Malaria
Explanation: All the health problems are associated with overconsumption of meat, however Malaria is actually a disease carried by mosquitos and can be transmitted to humans through the bite.
What does this sentence mean?
“Extinction events, of course, result in loss of species. At the same time, however, they also encourage different species to evolve.”?
Mass extinction. This reduces the amount of competition for resources and leaves behind a large number of empty niches, which are then filled by surviving lineages.
Therefore, the extinction of dinosaurs such as T. rex and Brontosaurus about 65 million years ago would be unremarkable without the reality that they ate over half of all plants and animals that were present at that point. were alive at the same time perished in what scientists refer to as a mass extinction. Mass extinctions occur when large numbers of species are removed from their respective ecosystems in a relatively short amount of time.
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How do we involve the public and spread the world about the need to address climate change immediately?
In order to spread awareness about climate change people need to actually listen. Start spreading it through school or in the community for those who are willing to listen. This causes a boomerang effect. Once people hear about it they'll spread it to others and on and on. Making a plan or speech that you can showcase to your city hall, start clubs, posters, and when possible protests. Giving examples or real life situations that could later affect our children and their children. You don't have to do it as a individual but finding that group who wants to do similar changes as you is where you'll have that power and voice. Creating that movement that'll catch everyone's attention.
Name two important roles played by fungi in nature
The picture shows a pulley system with three platforms.
Which would MOST likely happen if the mass on Platform 2 was removed?
Select one:
a.
Platforms 1 and 3 will move downward.
b.
Platforms 1 and 3 will move upward.
c.
Platform 2 will be even with Platform 1.
d.
Platform 2 will be even with Platform 3.
The answer of the given question based on pulley system is Platforms 1 and 3 will move downward. Therefore, the correct option is a.
What is Tension?Tension is a force transmitted through a rope, string, wire, or cable when it is pulled tight by forces acting on both ends. In other words, it is the force that is transmitted through a stretched material when it is pulled at two opposite ends.
The most likely scenario is that Platforms 1 and 3 will move downward. Therefore, the correct option is a.
In this pulley system, Platforms 1 and 3 are connected to the same rope and have a total weight of 40 kg. Platform 2, which weighs 10 kg, is suspended between Platforms 1 and 3. The tension in the rope between Platforms 1 and 2 is equal to the tension in the rope between Platforms 2 and 3.
When the mass on Platform 2 is removed, the tension in the rope between Platforms 1 and 2 will become zero, and the tension in the rope between Platforms 2 and 3 will also become zero. Therefore, the tension in the rope between Platforms 1 and 3 will be equal to the total weight of the system, causing Platforms 1 and 3 to move downward.
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What would be the outcome if U.S. agricultural policy changes and we move toward more pasture-raised livestock?
Meat would be less expensive.
Meat would be more plentiful.
Meat would be more unhealthy to consume.
Meat would be more expensive.
If U.S. agricultural policy changes and moves toward more pasture-raised livestock, it is likely that meat would be more expensive. Therefore the correct option is option D.
While some consumers believe that pasture-raised meat is healthier and more sustainable, it usually commands a higher price due to the additional costs involved with production. This could make it more difficult for some consumers to purchase meat, or it could lead to a shift towards plant-based diets.
It is important to note that the other options presented are not always true predictors of a shift towards more pasture-raised livestock.
Meat, for example, may not be more plentiful or less expensive in this scenario due to a variety of variables such as consumer desire, market conditions, and government policies. Therefore the correct option is option D.
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6. Select the correct terms to complete the statement about early life on Earth.
When life first evolved on Earth, there was virtually no oxygen in the atmosphere. The earliest prokaryotes were likely anaerobic | aerobic meaning they did not require oxygen
to produce energy. Over time, photosynthetic
| chemosynthetic prokaryotes evolved, which made energy from the sun. The chemical reactions involved in this process released carbon dioxide
| oxygen | nitrogen into the atmosphere. This allowed for the evolution of eukaryotes.
Answer:
Explanation:
When life first evolved on Earth, there was virtually no oxygen in the atmosphere. The earliest prokaryotes were likely anaerobic meaning they did not require oxygen to produce energy. Over time, photosynthetic prokaryotes evolved, which made energy from the sun. The chemical reactions involved in this process released oxygen into the atmosphere. This allowed for the evolution of eukaryotes.
Cover crops can be planted on farms in seasons when their main crops cannot grow. These crops allow the nutrients in the soil to continue cycling, for organisms in the area to have food, and can protect the soil from the weather. What might happen if cover crops are not used? (1 point) Responses The nutrients in the soil might become depleted, making it harder to grow the main crop in the next season. The nutrients in the soil might become depleted, making it harder to grow the main crop in the next season. The texture of the soil might change to adapt to not having plants around and might hold more water the next time it rains. The texture of the soil might change to adapt to not having plants around and might hold more water the next time it rains. The organisms in the area would protect the soil so that the main crops could grow again in the next season. The organisms in the area would protect the soil so that the main crops could grow again in the next season. Erosion will naturally keep farms healthy by removing poor quality soil.
The nutrients in the soil might become depleted, making it harder to grow the main crop in the next season.
What is crop?
Cover crops are typically planted during off-seasons to improve soil health and fertility. These crops help to prevent soil erosion and nutrient loss by capturing excess nutrients and preventing them from being washed away. Without cover crops, the soil may become depleted of nutrients, making it more difficult to grow the main crops in the following season. Additionally, without cover crops, the soil may be more vulnerable to erosion and damage from weather events.
What is nutrients in soil?
Nutrients in soil refer to the various chemical compounds present in the soil that are necessary for plant growth and development. These include macronutrients such as nitrogen, phosphorus, and potassium, as well as micronutrients such as iron, zinc, and magnesium.
Plants obtain these nutrients from the soil through their roots, and the nutrients are essential for processes such as photosynthesis, growth, and reproduction. Nutrients can become depleted over time due to plant uptake, leaching, erosion, and other factors, which is why it is important to replenish them through practices such as fertilization and cover cropping.
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Name the Characteristics of Platiheminthe
Characteristics of Platyhelminthes
They are triploblastic, acoelomate, and bilaterally symmetrical. They may be free-living or parasites. The body has a soft covering with or without cilia. Their body is dorsoventrally flattened without any segments and appears like a leaf.
Characteristic features of Phylum Platyhelminthes
Their body is dorsoventrally flattened.
They exhibit bilateral symmetry.
Also, they are triploblastic, with three germ layers.
They do not have a body cavity and are acoelomate.
The body is soft and unsegmented.
They are mostly parasitic with a few free-living ones.
What trophic level does a chicken eating corn occupy?
tertiary consumer
secondary consumer
primary consumer
producer
A chicken eating corn would occupy the trophic level of a primary consumer. Corn is a plant-based food source and is considered a primary producer in the food chain.
What is Food Chain?
A food chain is a sequence of organisms in an ecosystem through which energy and nutrients are transferred from one organism to another. It represents the flow of energy and matter in an ecosystem, starting from the primary producers (such as plants) and moving through a series of consumers (such as herbivores, carnivores, and omnivores) before reaching the top predators.
When a chicken eats the corn, it is consuming a primary producer and becoming a primary consumer itself.
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_____ involve(s) many meat or dairy animals reared in confined spaces, maximizing the number of animals that can be grown in a small area.
Please choose the correct answer from the following choices, and then select the submit answer button.
Answer choices
Animal containment strategy
Monoculture maximization facilities
Concentrated animal feeding operations
Livestock concentration zones
Answer: Concentrated animal feeding operations
Explanation: Also known as CAFO is a specific type of industrial agriculture facility that raises animals normally at a high density for the consumption of meat or other products.
How are scientists able to see photosynthesis from space? Explain.
Answer: Answer is below <3
Explanation: During photosynthesis, plants emit what is called fluorescence – light invisible to the eye but detectable by satellites orbiting hundreds of miles above Earth. NASA scientists have now established a method to turn this satellite data into global maps of the subtle phenomenon in more detail than ever before.
In certain fireworks, potassium nitrate breaks down into potassium oxide, nitrogen, and oxygen. This is an example of a reaction. The opposite process is a reaction.
Answer:
Explanation:
In specific fireworks, potassium nitrate breaks down into potassium oxide, nitrogen, and oxygen. This is an example of a combustion reaction. The opposite process is a SYNTHESIS REACTION.
14. Most of the diseases that damage corals are brought on by.
stress
salt content
large fish
the sun
Most of the diseases that damage corals are brought on by stress. Stress factors that can harm corals include increases in water temperature, pollution, physical damage, and changes in salinity or acidity levels.
Consider urban farming. What types of animals would be ideal for an urban farm? What is typically the purpose of having an urban farm? What legal issues do you need to consider before starting an urban farm?
The best animals for urban farming are those that can survive in constrained areas and produce large quantities of meat, milk, or eggs. Typical choices include. Chickens,Rabbits,Bees,Fish
How many different kinds of urban farming exist?Each sort of urban agriculture falls into one of four groups: Institutional, Public, Community-Based, and Commercial
What exactly is urban farming?Urban farming is essentially the practice of raising plants and animals for food production indoors. It can involve preparing the food and then distributing it all around the city. The majority of urban or city farming may at least be categorized as "sustainable," whether or not it is organic.
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PLS HELP I GIVE BRAINLIEST
Fill a clear bin (shoe box size works best) about half way with dirt. The dirt can be from outside or a garden supply store.
Lightly moisten the dirt by sprinkling water over it.
Place about 5 worms in the bin. The worms can be dug up from outside or from a bait store.
Observe the worms, in a period of 2,5,10 minutes and 1 and 2 days
What do the worms do when first placed in the dirt.
After 2 minutes where are the worms?
After 5 minutes where are the worms?
After 10 minutes where are the worms?
When you return after one day what do you notice?
When you return after two days what do you notice?
When first placed in the dirt, the worms may burrow into the soil or crawl around on the surface.
Exploration.
Less crawling around.
Motionless on the soil.
Tunnel creation.
Visible casting.
What are the likelihoods of worm behavior?After 2 minutes, the worms may still be exploring their new environment or starting to burrow deeper into the soil. After 5 minutes, the worms may have burrowed deeper into the soil or be crawling around the surface less frequently. After 10 minutes, the worms are likely to have burrowed deeper into the soil or remain motionless on the surface.
When returning after one day, you may notice that the worms have created tunnels in the soil and have consumed some of the organic matter in the soil. They may also have deposited their castings, which are rich in nutrients. When returning after two days, you may notice that the worms have continued to create tunnels and consume organic matter, and their castings may be more visible.
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1. How far will a car travel at 50 m/min in 25 min?
2. How far will a car travel at 50 km/h in 7 h?
3. How long will a ball roll 400 m at 70 m/min?
4. If a car travels from 3 m/s to 30 m/s in 3 seconds, what is the car's average acceleration?
Answer:
1. 1,250 miles
2. 350 km
3. 5.71 min
4. 10 m/s
Explanation:
50 m/min * 25min = 1250 miles
50 km/hr * 7 hrs = 350 km
Question was confusing, but if I interpreted it correctly...
400 m ÷ 70 m/min = 5.71 min
3 m/s to 30 m/s in 3 sec would be an increase of 10 m/s
Two pea plants that are heterozygous for both pea color and shape are crossed. What is the expected genotype ratio of their offspring
Answer: 3:1
Explanation:
3. What muscle is known as the calf muscle?
O rectus femoris
O internal oblique
O tibialis anterior
O gastrocnemius
gastrocnemius
Explanation:
Your calf muscle consists of two main muscle the gastrocnemius and the soleus. Because these two muscles come together above your heel and attach to the Achilles tendon, some providers refer to the gastrocnemius and soleus as one large muscle with two sections.
Which characteristic best explains people having a stable internal body temperature?
A. Homeostasis
B. Cellular Organization
C. Adapt through Organization
D. Heredity
Answer:
The answer is homeostasis
I learned this in my Anatomy and Physiology class and homeostasis is a internal environment (in our body) that is able to stabilize
using a simple food chain what is the order or sequence of energy transfer
Answer:
Primary producers use energy from the sun to produce their own food in the form of glucose, and then primary producers are eaten by primary consumers who are in turn eaten by secondary consumers, and so on, so that energy flows from one trophic level, or level of the food chain, to the next.
Answer:
grass → grasshopper → lizard → snake
Explanation:
The order of energy transfer is from the producer (plants) to the primary consumer (grasshopper), to the secondary consumer (lizard) and finally to the tertiary consumer (snake)
Just as she answered.
Compare and contrast genetic and epigenetic changes.
Genetic changes and epigenetic changes are two different types of modifications that can occur in an organism's DNA. Here's a comparison and contrast between the two:
What is genetic change?Genetic changes refer to changes in the DNA sequence itself. These changes can occur through several mechanisms, including mutations, recombination, and transposition. Genetic changes can have a significant impact on an organism's traits, including its physical and behavioral characteristics, susceptibility to disease, and more. Genetic changes are permanent and heritable, meaning that they can be passed down from one generation to the next.
What is Epigenetic changes?Epigenetic changes refer to modifications that occur to the DNA molecule or its associated proteins that affect gene expression without changing the underlying DNA sequence. Epigenetic changes can be passed down from one cell to another during cell division, and some can even be passed down from one generation to the next.
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Drag and drop to match the correct mitosis phase name and description to the
corresponding image that shows the cell in that stage of cell division.
DNA condensing. In
addition, the nuclear
envelope just begins
to break down
The nuclear
membrane is gone.
The chromosomes
line up in the center.
Centrioles move to
opposite ends of cell.
2
Sister chromatids are
pulled apart by
microtubules.
3
The nuclear
membrane reforms
around the
chromosomes,
chromosomes begin
to unwind and
spread out again.
4
Telophase
Prophase
Anaphase
Metaphase
Match the correct mitosis phase name and description to the corresponding image that
shows the cell in that stage of cell division.
Answer:
Explanation:
Prophase - DNA condensing. In addition, the nuclear envelope just begins to break down.
Metaphase - The chromosomes line up in the center. Centrioles move to opposite ends of the cell.
Anaphase - Sister chromatids are pulled apart by microtubules.
Telophase - The nuclear membrane reforms around the chromosomes, chromosomes begin to unwind and spread out again.