BRAINLIESTTT ASAP!
1. What do atoms consist of?
Elements
Compounds
Charged and uncharged particles
Neutrons moving around a nucleus
2. Which statement is true about sodium chloride (NaCl)?
It is a salt because it decreases the concentration of metallic ions.
It is an acid because it is formed by the reaction of a salt and an acid.
It is a salt because it is formed by the reaction of an acid and a base.
It is an acid because it increases the concentration of nonmetallic ions.
Atoms consist of charged and uncharged particles. Therefore, option C of 1 is correct. NaCl is a salt because it is formed by the reaction of an acid and a base. Therefore, option C of 2 is correct.
What are atoms?Atoms are the basic building blocks of matter. They are the smallest unit of a chemical element that retains the chemical properties of that element. Atoms are composed of three types of subatomic particles: protons, neutrons, and electrons.
Protons and neutrons are found in the nucleus of the atom. Protons have a positive charge, while neutrons have no charge, giving the nucleus a positive charge overall. Electrons, which are negatively charged, orbit the nucleus in shells or energy levels. The behavior of these particles determines the chemical properties of the atom.
Atoms consist of charged and uncharged particles. Therefore, option C of 1 is correct. NaCl is a salt because it is formed by the reaction of an acid and a base. Therefore, option C of 2 is correct.
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What kind of trees are present in broadleaf forests?
adaptable
epiphyte
deciduous
dormant
Answer: deciduous
Broad-leaf means wide, flat leaves on the trees. Broadleaf forest then is a forest dominated by trees with wide, flat leaves which lose their leaves seasonally or yearly. They are found in areas with warm moist summers and cool winters. Another name for this forest is deciduous forest.Answer:
deciduous
Explanation:
Most of the trees are broadleaf trees such as oak, maple, beech, hickory and chestnut. There are also several different kinds of plants like mountain laurel, azaleas and mosses that live on the shady forest floor where only small amounts of sunlight get through.
Which is the correct sequence in the formation of a glacier? snow, firn, granular ice, glacial ice?
Final answer:
The correct sequence for glacier formation is snow, firn, granular ice, and glacial ice. This transition occurs as snow compacts and recrystallizes into denser forms due to accumulation and pressure, eventually becoming glacial ice that makes up moving glaciers.
Explanation:
The correct sequence in the formation of a glacier is indeed snow, firn, granular ice, and finally glacial ice. A glacier forms when winter snowfall exceeds summer melting. Over time, the snow undergoes compaction and recrystallization, first turning into firn, which is a transitional state where snow begins to compact under the weight of new snow layers. Gradually, as more snow accumulates, firn densifies into granular ice. Once the ice becomes very dense and the air pockets between the grains are minimized, it transforms into the glacial ice that constitutes a glacier. This process is dynamic and affected significantly by temperature and precipitation patterns.
Glaciers are important because they can impact local ecosystems, serve as water resources, and indicate changes in global climate patterns. They are often found in high mountain ranges, where they persist due to the cooler temperatures and adequate snowfall. As mentioned, glaciers in Glacier National Park, Montana, USA, are identified as such when the body of ice has an area of at least 0.1 km², and these behave dynamically, moving under their own weight and continually adapting to the climatic conditions.
Scientists observed that over the past 40 years, marmots (types of squirrels) are located at increasing elevations on mountains. what is the best explanation for this observation?
Marmots are being found at increasing elevations on mountains due to changing environmental conditions, likely due to climate change. As the climate warms, suitable habitats for these cold-adapted species move to higher altitudes.
Explanation:The best explanation for the observation that marmots are being found at increasing elevations on mountains over the last 40 years is that this shift is a response to changing environmental conditions, possibly due to climate change. As the climate warms, the habitat zones on mountains move up in elevation. This is a situation where climate gradients move up mountains, eventually crowding species higher in altitude.
For the marmots, which are cold-adapted species, they need to move to higher altitudes to find suitable, cool habitats. This phenomenon is not restricted to marmots; multiple species across the world are moving to higher altitudes as an adaptation to rising temperatures.
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The main threats to freshwater species include ALL BUT one of the following. That is A) disease. B) pollution. C) habitat change. D) invasive species.
In an inducible operon, the inducer is often the __________ in the pathway being regulated; the inducer binds to the __________, thus rendering it __________.
In an inducible operon, the inducer, often the substrate, binds to the repressor which renders it inactive. This allows the system to 'switch on' genes only when necessary.
Explanation:In an inducible operon, the inducer is often the substrate in the pathway being regulated. The inducer binds to the repressor, hence rendering it inactive. An inducible operon is part of a gene regulation system, often found in prokaryotic cells, where the presence of a certain substance (the inducer) frees up the process of transcription by neutralizing the repressor protein that blocks it. This system allows the organism to conserve resources by 'switching on' genes only when the appropriate substrate is present and available for processing.
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Consider the mammalian heart. why is the muscular wall of the left ventricle thicker than that of the right ventricle? the left ventricle has more nerve endings for contraction, and more muscle mass must be there to accommodate the extra neurons. this difference stems from the fact that frogs have a thicker left ventricular muscle mass. the ventricle wall must be thicker to inhibit diffusion between the right and left ventricle. the left ventricle must contract with more force in order to send blood to the body's extremities.
Selma is creating an aquarium-style coral reef model to teach her students about coral reefs. What should she include in the model?
Abarren sand and warm, clear, fresh water
B colorful rocks, fake plants, fish, and turbid water
C colorful rocks, fake plants, fish, and warm, clear, saline water
D barren sand, no plants, only fish and warm, clear, fresh water
E colorful rocks, fake plants, fish, and cold, clear, saline water
Answer:
The answer is actually c
Explanation:
Colorful rocks, fake plants, fish, and warm, clear, saline water includes in the model of aquarium.
What do you mean by aquarium?A public aquarium or public water zoo is the aquatic counterpart of a zoo, which houses living aquatic animal and plant specimens for public viewing.
You will want to use sand that is designed to be used in a freshwater aquarium. Most sand is silica-based, and that silica can contribute to brown algae. Aquarium sand that is silica-based will have a coating that prevents this.
Fill the aquarium with water, and either add hydroponic nutrients or for more fun, add several aquarium fish. If adding fish, do not add any fertilizer for the plants. Monterey Bay Aquarium in California is definitely worth a visit. It is especially great for kids, but also anyone who loves the ocean.
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Willie is on the bus with his classmates. who is most likely to be diagnosed with psychopathology based on the criteria that his or her behavior impairs good daily functioning?
To assess the likelihood of a psychopathology diagnosis among Willie's busmates, one could look for behaviors suggestive of antisocial personality disorder, such as disregard for others and impulsivity, in combination with relevant risk factors such as low socioeconomic status or a history of parental substance abuse. However, this is a professional diagnosis that is not definitive based on these traits alone, and it's vital to remember that those with psychopathology are not 'bad', but faced with mental health challenges.
Explanation:In considering who on Willie's bus might be most likely to be diagnosed with psychopathology, we would look for signs of impaired daily functioning manifested in unhealthy personality traits. Antagonism, disinhibition, or potentially manifestations of antisocial personality disorder as described in the DSM-5 could be indicators. For instance, disregard for others' needs, manipulative or deceitful behavior, impulsivity, irresponsibility, and risk-taking—all could signal psychopathology.
In conjunction with these traits, it's important to take into account risk factors such as the prevalence of antisocial personality disorder being higher among men, particularly those with lower socioeconomic status or living in urban, western areas. Emotional neglect, parental substance abuse, and antisocial behaviors could also be indicators.
Lastly, this is not to say that the presence of certain traits or experiences necessitates a diagnosis of psychopathology. Diagnoses require professional assessment and judgement. Importantly, individuals with psychopathology are not inherently 'bad', despite common misconceptions, but rather are struggling with mental health issues that impair their daily functioning.
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Precipitation and evaporation are important components of the A) water cycle. B) carbon cycle. C) warming cycle. D) nitrogen cycle.
Precipitation and evaporation are important components of the water cycle. Therefore, option (A) is correct.
Water cycle processes include precipitation and evaporation. The water cycle is Earth's constant flow of water between liquid, vapour, and frozen phases and through the atmosphere, land, and seas.
Water vapour in the atmosphere condenses into rain, snow, sleet, or hail. Water evaporates from bodies of water or damp surfaces. Precipitation and evaporation help rebalance Earth's water supply.
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Which sentence describes an example of a positive feedback loop? Warm-blooded animals sweat when they get too hot. Sweating is a method by which the body cools itself. A thermostat regulates temperature by turning a furnace or air conditioner on and off. When blood flows from a mild cut, blood clots form to prevent excessive bleeding. As oceans get hotter, they release more CO2, which then increases atmospheric and ocean temperatures.
As oceans get hotter, they release more CO2, which then increases atmospheric and ocean temperatures.
how much pesticide will each snake take in compared to each grasshopper
The amount of pesticide the snake will take in is ; 100 x the amount of pesticide consumed by the grasshopper
Although your question is incomplete a general answer is provided within the scope of your question
When a mouse consumes a grasshopper 10% of whatever the grasshopper consumes is passed onto the mouse ( next trophic level ) therefore the mouse will consume about 10x of the pesticide consumed by a grasshopper.
where; x = number of grasshopper consumer
Since the 10% value of whatever is consumed in a trophic level is passed onto the next trophic level the snake will consume ( 10 * 10 ) x = 100x amount of pesticide consumed by the grasshopper.
Hence we can conclude that the amount of pesticide the snake will take in is 100x the amount of pesticide consumed by the grasshopper.
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Which phrases describe groundwater? Check all that apply.
- Feeds rivers
- Provides habitats
- Used for irrigation
- Provides drinking water
- Used for hydroelectric power
Groundwater refers to the water present underground, in the spaces and cracks in the sand, soil, and rock. It is accumulated in and moves gradually through the geologic creations of sand, soil, and rocks known as aquifers.
The groundwater supplies drinking water to about 51 percent of the total population of the United States and 99 percent of the rural population. Almost 64 percent of the groundwater is utilized for irrigation purposes, and it is also a source of recharge for rivers, lakes, and wetlands.
Hence, the correct phrases that describe groundwater are feeds rivers, used for irrigation, and provides drinking water.
Answer:
1.feeds surface water supplies
2.is the largest supply of freshwater
Explanation:
did the test
Phenotype refers to an organism's as what?
Cholera-causing bacteria have a single flagellum that allows these bacteria to ?
Cholera-causing bacteria have a single flagellum that allows these bacteria to - locomotion.
A flagellum is a whip-like or thin thread like structure that helps in the movement of a cell. They are found in all the three domains- the protists, plants, animals, and fungi. While all types of flagella are used for movement, they are all structurally very different.
In a population of birds, individuals with small beaks are well-adapted to feeding on small seeds. other individuals with large beaks are also well-adapted to feeding on large seeds. however, individuals with medium-sized beaks are at a relative disadvantage since they have difficulty feeding on small and large seeds (and there are no medium-sized seeds available). over time, _____ may lead to the formation of two distinct bird species from this original bird population.
Which of these methods is not safe for thawing foods?
a. under cold running water
b. under hot running water
c. in the microwave
d. in the refrigerator?
What body parts carry repeated loads of oxygen-rich blood away from the heart?
Arteries
The arteries are the blood vessels that carry repeated loads of oxygen-rich blood from the heart to all parts of the body. Arteries are muscular and elastic tubes that operate under high pressure exerted by the pumping action of the heart. The largest artery is the aorta while the arteries' smaller branches are called arterioles and capillaries.
How is groundwater used in the United States today?
70% of water of Earth is drawn from Earth globally for the agriculture purposes. United states has been used in the drinking, irrigation and life stock as well.
What is the present situation of underground water ?The present scenario of underground water is that the continuous use of water through the underground resource is making the water level low.
United states has been underground water for the agriculture purposes where the irrigation for various crops is watered through the underground water.
For drinking purposes as well the most filtered and the clean resource that is considered is underground water.
For life stock, it is underground water that is helping the cattle and the grazing animals to cope up with the need of water.
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What type of cells is unspecialized and has not been differentiated for a specific function?
In the female reproductive cycle menstrual flow occurs when the concentrations of
.....estrogen and progesterone are low
In women, menstrual flow occurs as a result of the actions of some hormone between the pituitary gland in the brain and the ovaries. Female sex hormones prepare the body for fertilization every month and without fertilization there is menstrual flow. Menstruation is activated by reduced levels of the hormones estrogen and progesterone at the end of the previous menstrual flow.
State the reason why some drugs are considered drugs of abuse.
The main function fo the placenta is to
Answer:
The organ that supplies oxygen and nutrients to the growing baby
Explanation:
What is true about the absorption and transportation of fat in the blood?
True or false diabetes can contribute to gum disease
The correct answer is true.
It can weaken the resistance of gum and bone tissue to infection; bacteria. Many kinds of bacteria, or gums, thrive on sugars, including glucose. Glucose is the sugar linked to diabetes. When diabetes is badly controlled, high glucose levels in mouth fluids may help germs grow and can set the stage for gum disease.
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Horizontal, planar, rocky surfaces that form in the surf zone as a result of wave erosion are called
Avery is examining cells under the microscope. she is using the 40x objective to view the slide with a 10x eyepiece. what is the total magnification she is using to view the cells?
Would you expect carnivores to have longer or shorter intestines than herbivores? why?
Which could be true of an electric field line?
"tamara has been reporting blindness and numbness in her hands but her doctors cannot find any physical or medical explanation for these symptoms. instead, they believe she might be suffering from a "