Identify the true statements below.
The reaction of an exploding firework occurs at a faster rate than a burning candle.
The activation energy required for an exploding firework is less than the activation energy required for a burning candle.
Answers
Answer:
In the explanation-----
Explanation:
The first statement is correct since the gun explosive powder explodes since they light a fuse at first, and once the fuse reaches the end it explodes as a reaction. However, for a candle it relies on the lit fire. Wax is a tough and a longer substance to melt compared to a exploding firework.
For the activation energy for the firework, it uses that energy in a result of the fuse reaching the end and reacting with the gun powder.
Answer:
A is the correct answer
Explanation:
I took the test
Related Questions
which era characterized by the extinction of reptiles and the appearance of mammals is considered significant in geological history
Answers
Answer:
Mesozoic Era
Explanation:
The "Mesozoic Era" is divided into three periods: Triassic, Jurassic and Cretaceous. During the last period (Cretaceous), which was considered the longest, the extinction of reptiles occurred and the new mammals appeared. This event was also known as the "Cretaceous-Paleogene Extinction Event." Around 3/4 of plants and animals died. Such event became significant boundary that laid between the Cenozoic Era and the Mesozoic Era. This made it significant in geologic history.
Question 1 (1 point)
What is the benefit of using the metric system and Si Units?
A. to measure accurately on equipment
B. there is no need to use the same system of measurements around the world
C.to convey information accurately so scientists can refer to the same quantity no
matter the location or language
D. so that all measurement systems can be used together
Answers
Answer:
The correct answer is - option c. .to convey information accurately so scientists can refer to the same quantity no matter the location or language.
Explanation:
S. I. system is stands for the international system of unit of measurement, it is standardized internationally which is used in most of the nations around the globe so use of SI system be same between different scientists and stream of science.
It is helpful in communicating scientific data accurately so scientists and researchers can refer same quantity no matter region or location and language.
Thus, the correct answer is - option C.
_____ drugs affect a neuron's initial reception of neurotransmitters, whereas _____ drugs appear to affect a neuron's second messengers.
Answers
Antidepressant drugs affect a neuron's initial reception of neurotransmitters, whereas mood stabilizing drugs appear to affect a neuron's second messengers.
Antidepressants primarily work by modulating the levels of neurotransmitters such as serotonin, norepinephrine, and dopamine in the brain. They can inhibit the reuptake of these neurotransmitters, allowing them to remain in the synapse for a longer time and enhance their effects. By increasing the amount of these neurotransmitters, these antidepressant drugs perform the function of alleviating symptoms of depression.
On the other hand, mood stabilizing drugs, such as lithium, are believed to exert their effects by targeting second messenger systems within neurons. These drugs are commonly used to manage conditions like bipolar disorder. They work by influencing intracellular signaling pathways, such as cAMP and inositol phosphate pathways, which are involved in regulating mood and neurotransmitter activity.
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In the Influence Health case, the company was able to evaluate over ________ million records in only two days.
Answers
In the Influence Health case, the company was able to evaluate over 19 million records in only two days.
This was made possible by using advanced data analysis tools and technologies that are capable of processing large amounts of data quickly and efficiently. The company's data scientists were able to sift through millions of records to identify patterns, trends, and insights that could help improve patient outcomes and drive business growth. By leveraging the power of big data, Influence Health was able to gain a competitive edge and stay ahead of the curve in a rapidly evolving industry. This case highlights the importance of investing in advanced analytics capabilities, as it can provide organizations with a wealth of valuable information that can be used to make more informed decisions and improve overall performance. With the amount of data available today only continuing to grow, it is becoming increasingly important for businesses to develop and implement effective data analysis strategies that can help them stay competitive and drive success.
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Which of the following would you expect to find in the urine of a dehydrated person?
Answers
list 3 differences between sun leaves and shade leaves
Answers
Answer:
Partial sun is between four and six hours of sun a day. Partial shade is two to four hours of sun per day. Shade, in gardening terms, means less than two hours of sunlight a day. Leaves which grow in the shade ('shade leaves') are generally larger in area but thinner than leaves which grow in full sunlight ('sun leaves'). Sun leaves become thicker than shade leaves because they have a thicker cuticle and longer palisade cells, and sometimes several layers of palisade cells.
How would building a shopping mall in the wetland impact the environment?
Answers
The answer is A, them animals gonna die
Gas exchange is more difficult for aquatic animals with gills than for terrestrial animals with lungs because _____. gills have less surface area than lungs water contains much less oxygen per unit volume than air water is less dense than air gills collapse in air gills allow only unidirectional transport
Answers
Answer:
Land animals breathe air.
Explanation:
Which of these can be found in a plant cell but not in an animal cell?
Answers
Answer:
chloroplast
Explanation:
chloroplast helps in the presence ofsunlight to aid photosynthesis
high-energy electrons from molecules of nadh and fadh2 are transferred to a chain of proteins within the electron transport chain. what is the final protein in the electron transport chain?
Answers
Electron transport is the final stage of aerobic respiration. Energy from NADH and FADH2, which result from glycolysis and the Krebs cycle, is transferred to ATP.
The method by which glucose is metabolised to produce energy is known as glycolysis. It generates water, ATP, NADH, and two pyruvate molecules. It doesn't need oxygen to happen because it happens in a cell's cytoplasm. In both aerobic and anaerobic organisms, it happens. Instead of producing adenosine 5′-triphosphate, glycolysis primarily serves to supply pyruvate for the trichloroacetic acid (TCA) cycle. The cytosol is decreased by the glycolytic synthesis of pyruvate by elevating the ratio of NADH, a reduced form of NAD+ (nicotinamide adenine dinucleotide), to NAD+.
high-energy electrons from molecules of nadh and fadh2 are transferred to a chain of proteins within the electron transport chain. what is the final protein in the electron transport chain?
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What is the probability of getting the same numbers on 3 dice when they are thrown simultaneously?
Answers
Answer:
So, assuming the dice are 'fair' (that each of the six numbers has a probability of 1/6 of showing up on each of the dice), there is a probability of 1/36 that all three dice will show the same number.
Explanation:
How does the author organize the text or ideas in the article? Check all that apply. by using paragraphs to focus on ideas by using images that help explain or focus on an idea by using an outline to list the steps in a process by using a table to show steps in a process by using subheadings to separate steps in a process
Answers
Answer:
by using paragraphs to focus on ideas, by using images that help explain or focus on an idea, by using subheadings to separate steps in a process
Explanation: i got it right on edge 2020
Text organization are those ways which a text is arranged to make them easier to read, understand and get main ideas from.
As a result of this, an author may use different types of organization to show an idea which otherwise, the person would have missed.
There are different ways a text can be organized such as:
ChronologicalSpatialSequenceProblem and solutionCause and effect, etcHowever, it should be noted, that a writer can use things like paragraphs, images, outlines, subheadings, etc to arrange his text.
Please note that your question is incomplete, so i gave you a general overview which should help you get the correct answer.
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Scientific Method Mini Project
Use steps 1,2 and 3 of the scientific method to work towards finding a solution for the observation below.
You observed the following event:
While sitting in the park on a quiet summer day, you noticed large flocks of birds flying away from the city.
Write your answers at the bottom of this page. Number each step and give it the appropriate title. Save it on your device, then upload it into TEAMS Assignment.
***Be sure that step 3, your possible solution, is only based on the information that was collected in step 2.
Answers
Answer:
The scientific method is something you probably use in your life more often than you realize, often without even thinking of it.
What is role of science in daily life?
Science has day to day contribution in our life. It is involved in breathing, exhaling, brushing of teeth, cooking, bathing etc. It developed the standard of livings.
Fasting is the very beneficial health practice followed from ancient times. In India, it is also consider as religious practice from ancient times and they scientifically proved good for health.
I will choose fasting as it improve overall fitness, blood sugar management, improve immunity and detoxify the body. By doing so, my health get improved and my body get detoxify naturally.
Explanation:
3c. What can you determine or conclude about the mechanism(s) this enzyme is likely to use based on the data given here?
3d. What is the role of Y113? Do you think Y113 is in the active site, the substrate binding site or a different site on this enzyme? Explain your reasoni
Answers
We attempt to adjust as many variables, each one at a time, and determine the impact of the modifications on the enzyme's in order to comprehend the mechanism of such an enzyme-catalyzed process.
Which of the following four mechanisms do enzymes use?The numerous types of enzymes found inside our bodies frequently use a wide range of methods to perform their catalytic activity. Some of these techniques include covalent catalysis, proximity and orientation catalysis, alkaline catalyst supports, and metal ion catalysis.
Which are the three ways that enzymes work?Three different enzyme mechanisms have been shown to be capable of cleaving CP bonds in Pn: hydrolysis (as shown by and phosphonoacetate hydrolases), oxidation (as shown by the elements are characterised Fe(II)-dependent oxygenases PhnY* as well as PhnZ), and radicalization (as shown by CP lyase).
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Dosimetric anchoring of in vivo and in vitro studies for perfluorooctanoate and perfluorooctanesulfonate
Answers
Dosimetry is required to convert study-specific dose regimens into dose metrics like tissue concentration in order to compare in vivo toxicity studies. In order to possibly uncover mechanisms pertinent to the lowest observable effect level (LOEL) dose group and the commencement of the reported in vivo toxicity, these tissue concentrations may then be compared with in vitro bioactivity experiments.
What is perfluorooctanoate and perfluorooctanesulfonate ?Due to their ability to withstand both water and oil, the synthetic compounds perfluorooctanoate (PFOA) and perfluorooctanesulfonate (PFOS) are utilised as surfactants in a variety of consumer goods and industries.
Avoid paper wrapping, coated cardboard boxes used at fast food restaurants, and food contact paper prepared with grease-resistant coatings. Steer clear of "anti-aging" cosmetics that include PTFE. People who reside in locations where the water supply is PFOA-contaminated ought to think about consuming bottled water.Learn more about Perfluorooctanoate and perfluorooctanesulfonate here:
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Why might DNA mutation occur?
if the same amount of DNA remains
unchanged for too long
if there is a genetic code that tells the DNA to
mutate
o if DNA only receives information from one
gamete
O if there is a change in DNA that alters or
affects the genetic code
DONE
Answers
Explanation:
it can result from DNA copying mistakes made during cell division,exposure to chemicals called mutagens or infection by viruses
What are 2 similarities and 2 differences between the anatomy of a frog and a human?
Answers
Answer:
read below
Explanation:
Both creatures possess a circulatory system, which operates as the heart pumps blood throughout the body. However, frogs have a three-chambered heart, with two atria and one ventricle compared to the human's two atria and two ventricles. Additionally, frogs and humans have similar digestive and respiratory systems.
Select the correct answer. Which type of tissue performs the role of signal conduction in the body? A. connective tissue B. epithelial tissue C. muscle tissue D. nervous tissue
Answers
Answer:D. nervous tissue
Explanation:
Carbohydrate and fats both?
Answers
Answer:
Carbohydrates and fatty acids both provides glucose, which is energy for the body.
What are carbohydrates?Any of a class of organic compounds that are polyhydroxy aldehydes or polyhydroxy ketones, or change to such substances on simple chemical transformations, as hydrolysis, oxidation, or reduction, and that form the supporting tissues of plants and are important food for animals and people.
What are fatty acids?Any of a class of aliphatic acids, especially palmitic, stearic, or oleic acid, consisting of a long hydrocarbon chain ending in a carboxyl groups that bonds to glycerol to form a fat.
What is glucose?Glucose is usually defined as a sugar, C6H12O6, having several optically different forms, the common dextrorotatory form (dextroglucose, or -glucose) occurring in many fruits, animal tissues and fluids, etc., and having a sweetness about one half that of ordinary sugar, and the rate levorotatory form (laevoglucose, or -glucose) not naturally occurring.
How do fatty acids produce energy?Fatty acids are converted into glucose by gluconeogenesis and used for energy during starvation.
How do carbohydrates produce energy?Normally, insulin send carbohydrates in the form of sugar into our cells to provide us with energy.
What foods contain carbohydrates?Foods that contain carbohydrates include grains, fruits, dairy products, vegetables, and legumes.
What foods contain fatty acids?The food sources of omega-3 fatty acids are fatty fish like rawas or Indian salmon, katla or tuna, nuts and seeds such as walnuts, flaxseed and chia seeds, and plant oils such as flaxseed oil, soybean oil, and canola oil. Fortified foods such as fortified eggs, curd or dahi, milk, soy beverages, and infant formulas are also rich sources of omega-3 fatty acids.
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Endangered Species
Research an endangered species. Include an image of this species. Discuss the following questions: Approximately how many are left? When is the estimated time they will be extinct? What is the major cause of their future demise?
Vulnerable Species Research a vulnerable (threatened) species. Include an image of this species. How many are there left or have reappeared? What is being done to help them come back? What was the cause of their decline or demise?
Answers
a. Endangered Species: African Elephant: The African elephant is a majestic species that is facing extinction due to various factors. Approximately 415,000 African elephants remain in the wild, with their population declining by 60% over the last 75 years.
b. According to the International Union for Conservation of Nature (IUCN), the African elephant is classified as vulnerable, and it is estimated that if current trends continue, they could be extinct within the next few decades.
The major cause of their future demise is the illegal wildlife trade, particularly the demand for ivory. Poaching for ivory has led to the killing of tens of thousands of elephants each year, resulting in severe population declines in many African countries. In addition to poaching, habitat loss and fragmentation, human-wildlife conflict, and climate change also pose significant threats to African elephants.
To help African elephants, several conservation efforts are underway. These include anti-poaching measures, habitat restoration, and community-based conservation programs. In addition, many countries have banned the trade in ivory, although enforcement of these laws can be challenging.
Vulnerable Species: Snow Leopard: The snow leopard is a vulnerable species that is found in the high-altitude mountain ranges of Central and South Asia. Approximately 4,000 to 6,500 snow leopards remain in the wild, with their population declining by 20% over the last three decades. According to the IUCN, the snow leopard is classified as vulnerable due to habitat loss and fragmentation, poaching, and retaliatory killings by herders.
The major cause of their decline is habitat loss and fragmentation due to human activities such as mining, agriculture, and infrastructure development. In addition, poaching for their pelts and body parts is also a significant threat to snow leopards. Retaliatory killings by herders who lose their livestock to snow leopards are also a major cause of their decline.
To help snow leopards, several conservation efforts are underway. These include habitat restoration, anti-poaching measures, and community-based conservation programs. In addition, the Snow Leopard Trust and other organizations are working to educate local communities about the importance of snow leopards and to promote sustainable development practices that minimize negative impacts on snow leopard habitat.
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Which of the following statements is true about the life cycle of animals?
a. The gametes are the diploid phase of the life cycle.
b.The gametes are the haploid phase of the animals life cycle.
c. Meiosis is not a necessary component of the animal life cycle.
d. The products of the haploid phase of the life cycle are larger than those of the diploid phase.
Answers
Among the given options, statement b. "The gametes are the haploid phase of the animal's life cycle" is true.
In the life cycle of animals, the gametes (sperm and egg cells) are the reproductive cells involved in sexual reproduction. Gametes are produced through a specialized cell division called meiosis, which reduces the chromosome number by half, resulting in haploid cells.
During sexual reproduction, haploid gametes from two parents combine to form a diploid zygote, which then develops into an organism. The zygote undergoes mitotic cell divisions, growing into a multicellular organism, and the diploid phase of the life cycle begins.
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The chart below lists different properties for the planets in the solar system. Use this chart to answer the following question. table of density mass and specific gravity In the table above, all mass and gravity is relative to Earth (which is why Earth is 1) and all densities are g/cm^3. Generally speaking, the [ Select ] planets have greater mass. Generally speaking, the [ Select ] planets have a greater density. The greater the [ Select ] of a planet, the higher surface gravity that planet has. Water has a density of 1.0 g/cm^3. If there was a tub of water big enough, the only planet that would float in that water is [ Select ] . All the other planets would sink. The only two planets where you would weigh [ Select ] than you do on Earth are [ Select ] and [ Select ] . On the other planets, you would weigh [ Select ] than you do on Earth.
Answers
In general, the mass of the heavier planets is higher. In general, the denser planets have higher densities. A planet's surface gravity increases as a planet's mass increases.
The density of water is 1.0 g/cm3. Saturn is the only planet that would float if there was a large enough tub of water. The other planets would all float away. Mars and Mercury are the only two worlds where you would weigh less than you do on Earth.
You would be heavier than you are on Earth on the other worlds. This is due to the fact that each planet's mass and gravity are measured in relation to Earth, which is why Earth is assigned a value of 1.
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How is the word Representation used in a sentence
Answers
Answer:
A graphical representation of results is shown in figure 1. 17. He gave a talk on the representation of women in 19th-century art. ... He is writing a book on the representation of woman in medieval art
OR
Representation is the act of speaking on someone's behalf, or depicting or portraying something. When a lawyer acts on behalf of a client, this is an example of representation.
Drag the tiles to the correct boxes to complete the pairs. Match the nitrogenous base of DNA with its complement. TTACCGG TAACGCA CGCATGT TGACCTA GCCAATT ACTGGAT GCGTACA CGGTTAA AATGGCC ATTGCGT
Answers
Answer:
TTACCGG = AATGGCC
TAACGCA = ATTGCGT
CGCATGT = GCGTACA
TGACCTA = ACTGGAT
GCCAATT = CGGTTAA
Explanation: The compliment of A is T and the compliment of C is G. I remember this by cars go in the garage and apples belong in the trees. This is simple, just very annoying to complete
Match the strand with the compliment. 3' - TATAGTCATGCA - 5'
Answers
5' ATATCAGTACGT 3'
AS T is complemntary to A and C is complementary to G
Every cranial nerve is paired, but which cranial nerve is really thousands of nerves?.
Answers
Every cranial nerve is paired, but the vagus cranial nerve is really thousands of nerves.
The cranial nerves are a set of 12 paired nerves in the following brain. Cranial nerves transmit electrical signals middle from two points your brain, face, neck, and torso. Your cranial nerves help you taste, smell, find out and feel perceptions. They still help you create facial verbalizations, ignore your eyes and move your tongue.
The vagus nerve, also known as the vagal nerves, are the main nerves of your parasympathetic central nervous system. This system controls particular body functions in the way that your digesting, essence rate, and invulnerable system. These functions are automatic, intent you can't consciously control them.
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Every cranial nerve is paired but Vagus nerve is really thousands of nerves.
Cranial nerves are the nerves that emerge directly from the brain and has set of 12 paired nerves.
The 12 cranial nerves include the:
olfactory nerve
optic nerve
oculomotor nerve
trochlear nerve
trigeminal nerve
abducens nerve
facial nerve
vestibulocochlear nerve
glossopharyngeal nerve
vagus nerve
accessory nerve
hypoglossal nerve
The vagus nerve is 10th cranial nerve (CN X) and a mixed nerve, as it contains both afferent (sensory) and efferent (motor) fibers. This means it is responsible for not only carrying motor signals to the organs it innervates, but it also carries sensory information from these organs back to the central nervous system.
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In this project, you will be playing the role of a travel agent. You will create a travel brochure/power point advertising one of the world's biomes. The advertisement should be informative and fun. Be creative in your approach!
Answers
what are steroids. ?
Answers
steroids, also known more properly as anabolic–androgenic steroids, are steroidal androgens that include natural androgens like testosterone as well as synthetic androgens that are structurally related and have similar effects to testosterone.
Explanation:
Answer:
its any of a large class of organic compounds with a characteristic molecular structure containing four rings of carbon atoms (three six-membered and one five). They contain things such as testosterone and they are normally used as drugs to build up muscles in the body.
Explanation:
hope this helps :))
help please I will mark brainiest
Answers
Answer:
A
Explanation:
What is an example of conduction on earth
Answers
Answer:
During the day, sunlight heats the ground, which in turn heats the air directly above it via conduction. At night, the ground cools and the heat flows from the warmer air directly above to the cooler ground via conduction.
Explanation:
Answer:
During the day, sunlight heats the ground, which in turn heats the air directly above it via conduction. At night, the ground cools and the heat flows from the warmer air directly above to the cooler ground via conduction.
Explanation: