Select the phrases that correctly describe density. there is more than one correct answer. select all that apply.
All the answer that apply include;
Relates a mass to its volume
Varies with temperatures
May have units of grams per mL
Determines if a substance floats or sinks.
Different substances have different densities that are why mixing liquids such as water and paraffin produce two layers since paraffin is less dense than water.
Dissolved Oxygen (DO) is critical to the ecology of an aquatic ecosystem. It can be affected by temperature, pollution, and numerous other factors. When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?
The answer is A solution
In order for a fat molecule to be saturated, it must have what characteristic?
Evelyn bean, 52 years of age, is admitted to the same-day surgery unit for an elective laparoscopic cholecystectomy. the patient presents with jaundice of the skin and sclera. the patient's urine is dark and the patient stated that she has clay-colored stools. he stated she has occasional colicky pain in her right upper quadrant of her abdomen radiating to her back. the patient had pre admission testing 1 week ago and the results are on the patient's chart. the record of patient education and an informed written consent are also on the chart. (learning objective 2 and 3)
a. what additional procedure will be performed if the common bile duct is obstructed by a gallstone
Use the following information to answer the question. A student reported that a limp stalk of celery became crisp when placed in ice water In attempting to understand what happened to the celery, the student's suggestion that water entered the celery plant an made it crisp would be a(n)
1 Deduction
2 Conclusion
3 Hypothesis
4 Experiment
Which of the following is true about Earth's crust?
A.
Earth's crust is divided into several large plates that do not move relative to each other.
B.
Earth's crust is divided into several large plates that move relative to each other.
C.
Earth's crust is a single mass of rock that does not move.
D.
Earth's crust is a mass of rock that moves as a single unit.
Answer: B. The Earth crust is divided into several large plates that move relative to each other.
Explanation:The Earth's crust is divided into Oceanic and continental plates,these plates move relative to each other. This movement leads to the formation of Midocean ridges and Mountains. The continental plate is less dense than the Oceanic plate. The continental plates are composed mainly of Sedimentary, Igneous and Metamorphic rocks while the Oceanic plate is made up of tectonic layers beneath the oceans.
Statement that can be considered as true statement as regards Earth's crust is B. Earth's crust is divided into several large plates that move relative to each other.
Earth's Crust can be regarded as the outermost shell of a terrestrial planet. It is a thin shell which lies outside the earth, it occupied about 1% of Earth's volume. It is a region for formation of new rock and minerals. Earth's crust is been different plates and this plates move in relative position to each other.Earth's crust is been divided into portions such as ;
older thicker continental crustyounger, denser oceanic crustTherefore, option B is correct.
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With GPS, a single satellite can be used to calculate latitude and longitude. Please select the best answer from the choices provided T F
The answer is false your welcome
A species displaying which of the survivorship curves is likely to produce the most offspring?
what will most likely happen to a plant that does not receive enough sunlight
A. the chloroplasts will produce more glucose
B. the calvin cycle will increase its production of ADP.
C. the dark reactions will occur faster.
D. the Calvin cycle will produce smaller amounts of glucose
Answer:
Option D, the Calvin cycle will produce smaller amounts of glucose
Explanation:
A plant produces glucose by using the carbon dioxide, ATP and NADPH from the light-dependent reactions during the dark reaction of photosynthesis.
if the plant do not receive enough light, it will not be able to generate sufficient amount of ATP and NADPH for a longer period of time and ultimately it may stop working.
With reduced ATP and NADPH, the Calvin cycle will ultimately produce smaller amounts of glucose.
Hence, option D is correct
What substance joins proteoglycans together into gigantic complexes called proteoglycan aggregates? these complexes can occupy very large volumes. hyaluronidase hyaluronic acid proteoglycase fibronectin?
Answer;
Hyaluronic acid
Hyaluronic acid are the substances that joins proteoglycan together into gigantic complexes called proteoglycan aggregates.
Explanation;
Proteoglycan aggregates are the major structural components of the extracellular matrix of the cartilage, comosed of aggrecan, hyalutonana and a link protein.
They provide cartilage with gel-like property and resistance to deformation through water absorption.
Which psychotherapy technique utilizes the patient's earliest experience and unconscious influences?
How does increasing the total number of tosses from 100 to 200 (or more) affect the deviation?
Increasing the total number of tosses from 100 to 200 (or more) will decrease the deviation. This is because the law of large numbers states that as the number of trials increases, the probability of the observed results being close to the expected results also increases.
In the case of coin tossing, the expected results are 50 heads and 50 tails. If you toss a coin 100 times, the deviation from the expected results is likely to be larger than if you toss a coin 200 times.
This is because the law of large numbers states that the probability of getting 50 heads and 50 tails in 100 tosses is lower than the probability of getting 50 heads and 50 tails in 200 tosses.
In general, the more trials you have, the closer your results will be to the expected results. This is why scientists often repeat experiments many times to get accurate results.
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Species of plants, animals, fungi, and microorganisms are all...
What soil type would be BEST for planting a productive garden
When a baby is born why is it important that type 2 alveolar cells are functioning normally?
Type 2 alveolar cells are crucial for producing pulmonary surfactant, which reduces the surface tension in the alveoli and allows for proper lung expansion and gas exchange. Sufficient levels are typically reached by the eighth month of gestation, and a lack of surfactant can lead to respiratory complications in prematurely born infants.
When a baby is born, it is important that type 2 alveolar cells are functioning normally because they secrete pulmonary surfactant. This substance is essential as it reduces the surface tension within the alveoli, making it easier for the infant's lungs to inflate and not collapse upon exhalation. Pulmonary surfactant also helps to increase lung compliance, facilitating easier breathing and effective gas exchange. Type II cells start to secrete small amounts of surfactant around the 19th week of gestation, but adequate levels for lung function are usually not reached until about the eighth month of pregnancy.
In the case of premature birth, before sufficient surfactant is produced, a common complication is respiratory distress syndrome, manifesting as difficulty inflating the lungs. Surfactant therapy may be necessary to support the infant's breathing until their own cells can produce adequate amounts of surfactant to maintain lung function.
Describe the characteristics of a stable society.
The characteristics of a stable society are as follows:
1. A stable society should be self sustaining.
2. It should have social institutions such as educational institutes, political institutes, religious institutes, etc.
3. It should be well organized.
4. There should be cooperation among the people living in a society.
A stable society is characterized by egalitarian structures, economic stability, and the balance of freedom and state authority. It maintains order through shared values, laws, and institutions, and achieves economic well-being with consistent growth, stable unemployment rates, and stable prices.
Characteristics of a Stable Society
A stable society is characterized by its ability to maintain order and ensure the well-being of its citizens. One key characteristic of such societies is their egalitarian nature, especially in simple societies where there is minimal inequality due to the lack of possessions. As societies grow, personalized knowledge decreases, necessitating the establishment of rules and procedures to ensure predictable and understandable behaviors among its members.
Economic stability is an essential indicator of societal stability. This is achieved when the economy is consistently growing, unemployment rates are low and stable, and price levels are maintained consistently. Stability is also influenced by social statics and social dynamics, as identified by the founder of Sociology, Auguste Comte. Societal stability is maintained through governmental policies, shared values, and the presence of strong institutions. On the other hand, social dynamics can lead to changes or adjustments within the society in response to various internal and external factors.
Moreover, the balance between the amount of freedom granted to individuals and the authority exerted by the state is crucial in determining the stability of a society. Durkheim suggested that laws, morals, values, religious beliefs, customs, fashion, and rituals are social facts that contribute to societal stability. Democratic societies aim for equitable representation and participation, which are sustainable characteristics important for societal stability and human security.
Under normal circumstances, what components of the blood cross the capillary wall?
What are the minimum requirements for an ecosystem to recycle nutrients?
Producers and Decomposers are the minimum requirements for an ecosystem to recycle nutrients.
Nutrient cycle is the movement of the nutrients from the physical environment into the living organisms and then back to the physical environment. Nutrient cycle involves both living as well as non-living components including biological, chemical and environmental interactions and processes.
By the process of obtaining food for energy the biotic factors are grouped as: producers or autotrophs, consumers or heterotrophs and decomposers.
Producers and decomposers are the most important factors which contribute in recycling the nutrients. Producers use the nutrients from physical environment through the process of photosynthesis and decomposers return back the nutrients into the physical environment as they obtain their food or energy by decaying or breaking down the dead remains of organisms chemically. Producers begin the food chain followed by consumers and then decomposers.
The minimum requirements for an ecosystem to effectively recycle nutrients include producers, decomposers, and nutrient Cycling Mechanisms.
Ecosystems need autotrophic organisms, such as plants or algae, that are capable of converting inorganic substances into organic matter through photosynthesis. These producers serve as the foundation of the food web and supply energy and nutrients to other organisms.
Decomposers, such as bacteria and fungi, are essential for breaking down dead organic matter and waste materials into simpler compounds. They play a vital role in the decomposition process, releasing nutrients back into the environment in forms that can be taken up by producers.
Ecosystems require mechanisms for the cycling and redistribution of nutrients. This includes processes such as nutrient uptake by plants, nutrient transfer through the food chain, and the return of nutrients to the soil or water through decomposition and excretion.
Overall, nutrient recycling in an ecosystem requires a combination of producers, decomposers, nutrient cycling mechanisms, suitable physical conditions, and feedback mechanisms to ensure the continual flow and availability of nutrients within the ecosystem.
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What feature of DNA replication makes it semi-conservative?
One strand of each new molecule comes from the original molecule.
The study of biogeography includes information about the location of _____. the fossil record groups of islands fossils and living organisms description
Fossils and living organisms
Read each statement and decide if it is a fact (can be proven with evidence) or an opinion (personal belief).
Answer: it already answered it for you
Explanation:
Which of the following statements about estuaries are true?
A. They are the gateway to freshwater breeding grounds of some marine animals
B. They are the breeding grounds for many types of aquatic animals
C. Estuaries are resistant to pollution because the constant inflow of freshwater flushes the pollutants out into the ocean.
D. They are areas where freshwater streams or rivers merge with the sea
Estuaries are located where rivers meet the sea. Estuaries are home to diverse plant and animal groups that have adapted to brackish water. Therefore, option A, B and D are correct.
What are estuaries?Estuaries and the wetlands that surround them are types of bodies of water that may typically be found near the point where rivers meet the ocean. Brackish water is a mixture of fresh water that drains from the land and salty water from the ocean. Estuaries are home to a wide variety of plant and animal populations that have adapted to brackish water.
Seagrass, mangroves, saltmarsh, macroalgae, and microalgae are the most common types of plant communities that may be found in our estuaries. Plants that are able to survive in estuaries are able to withstand a wide range of environmental stresses, including shifts in salt or water level, rainfall, currents, and current direction.
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The exchange of gases between animals and the environment is called Cellular respiration Evaporation Transpiration Breathing
The correct option is D which is breathing.
Explanation:The exchange of gases between animals and the environment is a mechanical process which contains the exhalation and inhalation of gases from the environment and this process is known as breathing.While cellular respiration is the breakdown of glucose for the energy production at cellular level.Evaporation is the conversion of liquid into vapors and transpiration is the evaporation of liquid fro the surface of leave.Is the relationship of mitochondria and formation of atp true
What drives the ATP synthase reactions that produce ATP?
Hydrogen ions flow down a concentration gradient from the thylakoid space to the stroma through ATP synthase, releasing energy that can be used to produce ATP from ADP + Pi.
Explanation:As the phosphate is the essential constituent in the structure of nucleotide that performs the function as molecular currency or intracellular energy transfer. In this compound, the number of phosphates considers the potential of energy, to transfer within the cells. By donating the phosphate groups, this compound adopts the configuration of its lower compound as from ATP to ADP or AMP. To renew the lower compounds to its original state (ATP) the motion of H-ions and phosphate compound requires. In the photosynthesis, by splitting of water, the H-ions release in thylakoid chamber/ With the ATP synthesis machinery on thylakoid membrane, these H-ions move from thylakoid chamber to stroma to provide energy to ATP synthesis machinery. This machinery then uses provided energy to combine the phosphate group to ADP or AMP to convert them into ATP.
Which eubacteria help plants in the production of proteins?
Sort the phrases based on whether they describe or give an example of diffusion, facilitated diffusion, both, or neither.
Paleoclimatologists study ice cores to investigate Earth’s past climate. They use methods such as oxygen isotope analysis. Which feature inside the ice are the scientists interested in analyzing and why?
Answer:
its seasonal changes, spectrometers, and temperature.
Explanation:
You are not required to wear a helmet while operating a motorcycle if you can show proof that you are covered by an insurance policy that provides at least ———— in medical benefits
Answer:
at least $10,000 in medical benefits
Explanation:
The helmet is equipment for drivers and passengers of motorcycles and the like that, when used correctly, minimizes the effects caused by impact on the user's head in the event of an accident. Those who do not wear the helmet, in addition to putting their lives at risk, commits a very serious infraction and can be fined, because wearing the helmet is not only mandatory for people who have an insurance policy that provides at least $ 10,000 in medical benefits.
PLEASE HELPPPPP I WILL GIVE BRAINIEST
#1 During which of the following processes would carbon most likely be required?
Breaking of rocks
Generation of electricity
Making of glucose
Running of cars
#2 The balanced equation for photosynthesis is shown below.
6 CO2 + 6 H2O → C6H12O6 + 6 O2
Which statement best justifies the conservation of mass during photosynthesis?
The total number of carbon atoms on both sides is 6.
The total number of hydrogen atoms on both sides is 18.
The number of oxygen atoms is equal to the number of carbon atoms on each side.
The number of oxygen atoms is equal to the number of hydrogen atoms on each side.
#3 Which of the following is an example of how science can solve social problems?
It can stop excessive rain from occurring.
It can identify the sources of polluted water.
It can control the time and day when cyclones happen.
It can reduce the frequency of severe weather conditions.
#4 What happens to the amount of energy that is used up during photosynthesis?
It changes to an equal amount of chemical energy.
It changes to a lesser amount of chemical energy.
It changes to a higher amount of solar energy.
It changes to an equal amount of solar energy.
#5 Which of the following is true about the glucose molecule during the process of cellular respiration?
It forms oxygen.
It builds muscles.
It forms mitochondria.
It helps release energy.
Answer:
Making of glucose
Explanation:
Am I early? Anyway, Glucose is made by CO2, H2O, and energy.
Hope this helps!