A student learns that pure water freezes at 0°C. The student wants to find out how much salt needs to be added to the water to lower the freezing temperature by two degrees. Which statement explains why this question can be answered through scientific inquiry?
The question likely has more than one answer.
The question has already been answered by scientists.
The question can be investigated through a group of experiments.
The question can be answered through mathematical calculations
Answers
Answer:
The question can be investigated through a group of experiments.
Explanation:
The question can be investigated through a group of experiments. This statement explains why this question can be answered through scientific inquiry because in science, after a question is asked and an hypothesis is made, experiments are carried out and observed to further verify the accurate measurements.
Related Questions
Explain the relationship between an infectious disease and a contagious disease.
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Answer:
Explanation:
Contagious diseases are spread by contact, while infectious diseases are spread by infectious agents. Something "contagious" is by default "infectious" because contact exposed you to the infectious agent, but something infectious isn't always contagious.
______________ properties is not common to all three muscle tissues?
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One property that is not common to all three muscle tissues is their ability to voluntarily control movement.
Skeletal muscle, which is attached to bones and responsible for voluntary movements, can be consciously controlled by the individual. It allows us to perform various activities like walking, running, and lifting objects.
Smooth muscle, found in the walls of internal organs such as the stomach and blood vessels, is involuntary and cannot be consciously controlled. It functions to maintain organ tone and regulate processes such as digestion and blood flow. Cardiac muscle, found exclusively in the heart, is also involuntary and contracts rhythmically to pump blood. While it is influenced by neural and hormonal signals, it does not respond to conscious control.
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The correct question is:
What properties are not common to all three muscle tissues?
ymph nodes and nodules are both made of _____________ tissue, which consists primarily of the WBCs called _______________, which have differentiated from _________________.
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Both lymph nodes and nodules are made of lymphoid tissue, which consists primarily of white blood cells (WBCs) called lymphocytes. These lymphocytes have differentiated from precursor cells in the bone marrow and other lymphoid organs.
Lymph nodes and nodules are components of the lymphoid system, which is an important part of the immune system. They are specialized structures that contain lymphocytes and other immune cells. Lymphoid tissue, which makes up these structures, is primarily composed of lymphocytes, a type of white blood cell responsible for immune responses.
Lymphocytes differentiate from precursor cells in the bone marrow and other lymphoid organs, such as the thymus. There are two main types of lymphocytes: B lymphocytes (B cells) and T lymphocytes (T cells). B cells mature in the bone marrow, while T cells mature in the thymus. Both B cells and T cells play crucial roles in the immune response by recognizing and responding to specific antigens.
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Calculate the amount of time required to raise the temperature of 0.50 liters of water from 0.0 c to 10.0 c if heat energy is supplied at a rate of 1100 joules per second.
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Answer: 19 seconds
Explanation:
The hormone that helps plants respond to drought is?
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Just for the fun of it, someone walking along the shore in Beaufort, South
Carolina, throws a bottle with a message in it into the sea. Some time later,
someone in Perth, on the west coast of Australia, finds the bottle.
Referring to map, trace the path the bottle probably took! Make sure to
reference specific currents on your path.
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The currents that carry the bottle from South Carolina to Peth are the West Wind Drift and the South Equatorial Current.
According to the information provided by the map, it can be inferred that the bottle that is thrown into the sea in South Carolina, USA and arrived in Perth, Australia took the following route:
It traveled down the Atlantic Ocean from the United States to the West Wind Drift current. Once there, it is transported from the west to the east, passing through the lower part of Africa and Asia until it reaches the Indian Ocean. When it reaches the Indian Ocean it is carried by the South Equatorial Current with a northeast direction. In this direction it reaches the coast of Peth, Australia.
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Energy and matter cycle through a beach on the ecosystem on the gulf of mexico identify one kind of model you can use to show the path of energy and matter through this ecosystem
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Hello. This question is incomplete. The full question is:
Energy and matter cycle through a beach ecosystem on the Gulf of Mexico. Identify one kind of model you can use to show the path of energy and matter through this ecosystem. Describe one benefit of using that kind of model to show those processes.
Food web; shows energy available at each trophic level for the next group of organisms
Energy pyramid; show all pathways of energy flow in an ecosystem
Food chain; shows a single pathway of energy flowing, making it easy to see which organisms are primary, secondary and tertiary consumers
Answer:
Food chain; shows a single pathway of energy flowing, making it easy to see which organisms are primary, secondary and tertiary consumers
Explanation:
The food chain represents a linear sequence of energy transfer within an environment. This transfer is carried out with a sequence of living beings that serve as food for each other and this food that promotes the transfer of energy through a single path, allowing all levels of transmission to be observed, through primary, secondary and tertiary.
These organisms can be microscopic, or they can be quite large, as in giant kelp.
A. Viruses
B. Virons
C. Proteins
D. Protists
Answers
Answer:
Protists
Explanation:
Kelp is not a plant. It is a brown alga and is part of the large kingdom of life known as the Protista.
In humans, the "A" allele codes for Type A blood, the "B" allele codes for Type B blood, and the "o" allele codes for Type O blood. "A" and "B" are both dominant to "o." A and B are co-dominant to each other.
What is the probability of a Type AB parent and a Type O parent producing a Type AB child?
A. 50%
B. 25%
C. 0%
D. 100%
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Which type of selection occurs when a population experiences a shift in diversity toward the larger organisms?
stabilizing selection
directional selection
disruptive selection
adaptive selection
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Answer:
Directional selection
Explanation:
When a population experiences a shift in diversity toward the larger organisms, it is directional selection.
What is directional selection?The term directional selection has to do with a type of selection in which the specie tend towards one side of the population mean.
Therefore, when a population experiences a shift in diversity toward the larger organisms, it is directional selection.
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which classification opf matter includes materials that can no longer be indentified by their individual porperties
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Matter is anything that has mass and takes up space. There are different types of matter, including solids, liquids, gases, and plasma. Classification of matter depends on their composition, structure, and properties.
The classification of matter is significant in chemistry because it allows chemists to categorize materials and understand their behavior. One classification of matter includes materials that cannot be identified by their individual properties, which is known as a mixture. A mixture is made up of two or more substances that are physically combined but not chemically combined.
Mixtures can be classified into two categories: homogeneous mixtures and heterogeneous mixtures. Homogeneous mixtures are uniform throughout, while heterogeneous mixtures are non-uniform throughout. Mixtures can be separated through physical methods, such as filtration, distillation, and chromatography. In summary, the classification of matter includes mixtures that cannot be identified by their individual properties.
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name 4 types of ecosystem services there are. Give 3-4 examples of these services in our world.
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Answer: traditional economy, market economy, mixed economy, command economy
Explanation: 1. Canada or Alaska 2. There are no pure market economies 3. The USA 4. North Korea
Active transport moves molecules_____their concentration gradient
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Briefly describe how DNA and encodes genetic information in general terms. This question is not asking for specific mechanisms of DNA expression, just a sentence or two about how DNA sequence and how it relates observable traits
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The description of DNA and encodes genetic information in general terms is a molecule that contains the genetic instructions for the development, growth, and function of all living organisms.
DNA or deoxyribonucleic acid is made up of four nucleotides: adenine (A), thymine (T), guanine (G), and cytosine (C). These nucleotides are arranged in a specific sequence, which determines the genetic information encoded in the DNA. This sequence is used to create RNA, which in turn is used to create proteins.
These proteins determine the observable traits of an organism, such as eye color, height, and susceptibility to certain diseases. In general, DNA encodes genetic information through the specific sequence of nucleotides, which is then used to create the proteins that determine an organism's traits.
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Physical properties are typically things you can detect with
your
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Answer:
A. Basic senses
Explanation:
Physical properties include colour, shape, size, these can be detected with sight, touch and more
Physical properties are typically things you can detect with your basic senses. Therefore, the correct option is option A.
The features or attributes of matter that can be viewed or quantified without altering the substance's identity are called its physical properties. Usual methods for identifying these characteristics include sight, touch, taste, smell, and hearing. Without executing any chemical reactions or significantly changing the substance, we can learn information about the physical condition or behaviour of a substance by using our senses. Overall, physical attributes give us important knowledge about the composition and behaviour of matter that we can experience with our five senses.
Therefore, the correct option is option A.
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A baby song bird hatches from its egg with both parent songbirds watching what is this an example of
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A baby songbird hatching from its egg with both parent songbirds watching is an example of parental care and vigilance in avian species.
Parental care is a crucial behavior exhibited by many birds to ensure the survival and development of their offspring. It involves various activities, such as nest-building, incubation, and feeding, which collectively contribute to the offspring's well-being.
In this particular instance, the presence of both parent songbirds during hatching demonstrates their attentive and protective nature. Their watchful eyes and proximity provide essential warmth, protection from predators, and guidance for the young bird's initial moments of life. By actively participating in the hatching process, the parent songbirds establish a bond with their offspring and ensure a smooth transition into the world.
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The complete question is:
Fill in the blanks:
A baby song bird hatches from its egg with both parent songbirds watching what is this an example of ________
A type of land use called mining involves the removal of nonrenewable resources from the land true or false
Answers
Answer: the correct option is TRUE
Explanation:
Natural resources are those resources or substances that are valuable to the environment which occurs naturally ( without any human efforts). Examples includes: Natural forest, wild life, water, soil, air mineral resources. Since they are useful to the environment, these natural resources needs to be conserved to ensure their availability. These resources can be grouped into two:
--> Renewable resources: These are the natural resources that can replenish themselves. Example includes water, forest soil.
--> Non - renewable resources: these are natural resources that cannot be produced by any process. Example includes fossil fuels and minerals.
MINING is a process by which these fossil fuel and minerals can be obtained or extracted from the land. More efficient and improved methods should be used in mining as a way to conserve these non renewable resources.
3) Because cardiac muscles are mechanically, chemically, and electrically connected to one another, cardiac muscle tissue functions like a single enormous muscle cell. For this reason, it is called a functional ________.
Answers
Answer: FUNCTIONAL SYNCYTIUM
Explanation: The cardiac muscles are the Pericardium (outermost), Myocardium (middle) and Endocardium (innermost) though three(3) in number but they work as a unit,this functional unit starts with the action of the pacemaker cells,the Sinoatrial nodes,Atrioventricular nodes, bundle of his,bundle branches/purkinjes fibers.
The contraction of the heart muscles relies on impulses from the nervous system and the contraction is coordinated and rapid inorder to bring about a uniform conduction of blood into, through and out of the heart.
Imagine that you are studying alien life-forms discovered on a distant planet. While geneticists are working out the genetic code of these organisms, you are asked to construct a phylogenetic tree based on four morphological features, or characters: presence or absence of a spring tail, presence or absence of a grasping hand, presence or absence of a second tail, and number of eyes. The organisms have been divided into five groups based on these characters.
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A phylogenetic tree based on morphology can be constructed using the presence or lack of characteristics. In this illustration, all aliens except the outgroup possess a spring tail, all aliens possess a fourth eye, two aliens possess two tails, and one alien has a grasping hand. The evolutionary relationships between these organisms can be hypothesized using these traits.
Aliens:
We can determine whether the following traits are present in the remaining aliens by using the group of aliens with the tail stalk as our test group.Out group: a group that is maintained apart from the clade but is yet connected to it.If we provide these aliens alphabets for ease of understanding, then aliens will be like in order.We can use the group of aliens with the tail stalk as our test group to see if the following characteristics are present in the remaining aliens.A group that is kept separate from the clade while yet being affiliated with it is known as an out group.The aliens will appear to be in order if we give them alphabets for simplicity.Learn more about aliens here brainly.com/question/24183412
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Why is soil texture important?
Soil texture is important for three reasons:
1. texture of a soil affects the ability of roots to penetrate and obtain water and nutrients, as well as to anchor and support the plant body,
2. texture affects a soil's ability to hold water and make it available to plants, and
3. a soil's texture and water content dictate the availability of oxygen
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Soil texture is a physical characteristic that has a significant impact on plant growth. Soil texture can be defined as the proportion of sand, silt, and clay in the soil. Soil texture is critical since it has an impact on plant growth in three ways. The first is that the texture of a soil affects the capacity of roots to penetrate and obtain water and nutrients, as well as to anchor and support the plant body. The second is that texture affects a soil's ability to hold water and make it available to plants.
Finally, a soil's texture and water content determine the availability of oxygen.Plants require a specific texture and structure of soil in which to grow. Different plants have varying soil texture requirements. Some plants require soils with high sand content, while others require soils with high clay content. Soil texture is also important for agricultural practices. Farmers use soil texture to determine the type of crops that can be grown in a specific area. Soil texture can be modified using various techniques, such as adding organic matter or changing the soil's pH.
Soil texture is a critical parameter in soil fertility assessment, and it is essential for the management of sustainable agriculture. The texture of soil also affects soil erosion, groundwater recharge, and surface water runoff. Thus, soil texture is an essential characteristic that affects plant growth and agricultural practices. Therefore, it is necessary to manage soil texture to ensure sustainable agricultural practices.
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Our eyes detect light that lies only within a small region of the electromagnetic spectrum. This region is called visible light. Which of these statements describes the visible spectrum of light as seen by the human eye?.
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The visible spectrum of light, as perceived by the human eye, can be described by the adage that the lowest frequency appears red and the highest frequency appears violet. The region of the electromagnetic spectrum that the human eye can see is known as the visible light spectrum.
Humans can see wavelengths between 380 and 700 nanometers (nm). Additionally, the visible light spectrum's frequency is represented by the color. Violet light has the greatest frequencies and the shortest wavelengths, while red light has the lowest frequencies and the longest wavelengths (620-750 nm) (380–450 nm). The statement the lowest frequency appears red, and the highest frequency appears violet sums up how the human eye perceives the visible spectrum of light. Together, the human eye and brain transform the energy of visible light into an electrical impulse that the brain can decipher as an image. The cornea, iris, and pupil aid light entry into the eye's lens when concentrating on an object. The projection of the image on the retina at the rear of the eye is made possible by the lens's ability to bend light, which flips the image.
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Which type of selection is illustrated by these two graphs?
A.) directional
B.) stabilizing
C.) disruptive
D.) natural
Answers
Answer:
B
Explanation:
Describe at least 4 concepts learned this unit in genetics. Explain why each concept is important. (Digital biology 10th grade)
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Transcription and gene regulatory networks. coding and noncoding RNA mechanisms of action and function. protein synthesis are 4 concepts learned this unit in genetics.
What is genetics?
The study of genes and heredity, or how particular characteristics or traits are passed from parents to offspring as a result of changes in DNA sequence, is known as genetics. A gene is a section of DNA that has the instructions needed to create one or more molecules that support bodily function. A double helix, or corkscrew-shaped ladder, is how DNA is shaped. The bases are pairs of the four building blocks adenine, thymine, guanine, and cytosine, and the two ladder rails are referred to as the backbones. The instructions for constructing molecules, the majority of which are proteins, are included in the sequences of these nucleotides. According to researchers, there are around 20,000 genes in humans.
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Moving a limb away from the midline or median plane of the body. Terminology also applies to the fanning movement of the fingers or toes when they are spread apart called--
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Moving a limb away from the midline or median plane of the body. Terminology also applies to the fanning movement of the fingers or toes when they are spread apart called Abduction.
What is abduction?
In science, abduction is a way of reasoning that involves looking at data and coming up with an explanatory hypothesis or theory. It is often used in the scientific process to develop hypotheses from observations. Abduction is an important part of the scientific method and is often used in fields such as biology, chemistry, and psychology.
Therefore, Terminology also applies to the fanning movement of the fingers or toes when they are spread apart called Abduction.
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Help please I’m begging I need help
Answers
Answer: decreases with decreased
Explanation:
Altitude is height above sea level.
The density of air decreases with height.
At higher altitudes, there is less air pushing down from above, and gravity is weaker farther from Earth's center.
So at higher altitudes, air molecules can spread out more, and air density decreases
Answer: I believe it is the first one
Cattle are able to survive on a diet consisting almost entirely of plant material because cattle _____.
Answers
Answer:
Your answer is herbavore.
Explanation:
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Give an example of seedless vascular plants
Answers
Answer:
one of them would be ferns
Identify the theme or themes exemplified by (a) the sharp spines of a porcupine, (b) the cloning of a plant form a single cell, and (c) a hummingbird using sugar to power its flight.
Answers
The theme or themes exemplified by the given examples are:
(a) Defensive Adaptation: The sharp spines of a porcupine represent a defensive adaptation. They serve as a protective mechanism to deter predators and defend the porcupine from potential threats.
(b) Reproductive Strategy: The cloning of a plant from a single cell exemplifies a reproductive strategy. This process allows plants to reproduce asexually, generating genetically identical offspring from a single parent. Cloning is an effective way for plants to rapidly propagate and colonize new areas.
(c) Energy Acquisition: The hummingbird using sugar to power its flight represents the theme of energy acquisition. Hummingbirds have a high metabolic rate and require a significant amount of energy to sustain their rapid wingbeats and hovering flight. By consuming nectar, which is rich in sugar, hummingbirds obtain the necessary energy to fuel their flight activities.
Each of the examples mentioned represents different themes observed in nature. The sharp spines of a porcupine showcase a defense mechanism, demonstrating how certain organisms have evolved physical adaptations to protect themselves from predators. In the case of cloning a plant from a single cell, the theme revolves around reproductive strategies, highlighting how plants can reproduce without the need for sexual reproduction. This allows them to rapidly propagate and colonize new areas efficiently. Lastly, the hummingbird's use of sugar as a source of energy exemplifies the theme of energy acquisition. The high energy demands of the hummingbird's flight are met by consuming nectar, which provides the necessary fuel for their continuous movement and sustained flight.
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Why don't bacteria have tissues?
Answers
Answer:
→ Tissues are formed from the assemblage of cells and intercellular materials in various proportions in which one component predominates. In nervous tissue as an example, nerve cells predominate while in connective tissues such as Ligaments and Tendons, intercellular fibrous materials predominate ←
√ Hope this answered your question √*brainliest please* ↑ ↑↑↑↑↑↑↑ ↓↓↓↓↓↓↓↓↓↓↓↓sorry I took long to type lol ║Good Luck║What progressive neurological disorder is characterized by rigidity, tremor, and bradykinesia?
Answers
The progressive neurological disorder that is characterized by rigidity, tremor, and bradykinesia is Parkinson's disease. This condition affects the central nervous system and is caused by the degeneration of dopamine-producing cells in the brain.
The symptoms of Parkinson's disease usually start with mild tremors, stiffness, and slow movement, but they gradually worsen over time. Other symptoms may include difficulty with balance, loss of sense of smell, sleep disturbances, and depression.
While there is no cure for Parkinson's disease, medications and lifestyle changes can help manage the symptoms and improve quality of life for those living with the condition.
Parkinson's disease is a chronic, degenerative condition that affects the central nervous system. It results from the loss of dopamine-producing cells in the brain, specifically in the substantia nigra region.
The main symptoms, as mentioned, include rigidity (stiffness in muscles), tremor (involuntary shaking), and bradykinesia (slowness of movement). These symptoms typically worsen over time, and while there is no cure, treatments are available to help manage the symptoms and maintain quality of life for individuals with Parkinson's disease.
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