What liquids can I use for my science project? Its a density project and I am trying to find liquids that are not flammable (which means it is not a liquid that catches on fire for no reason), I can use liquids like water, juice, or anything just no flammable liquids at all. It can be syrup, honey, or anything however I am using honey so yeah.
Answers
Mercury liquid can be used in science project because mercury has very high density.
What is density?Density is defined as The measure of the material that used to verify that how tightly the material is packed. It is very crucial concept as it allows us to determine weather the substance will float in water of the substance will shrink.
There are two factor that affect density that is mass and volume. Density can be expressed as
Density = mass / volume
It means density is directly proportional to mass and inversely proportional to volume.
Thus, mercury liquid can be used in science project because mercury has very high density.
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Related Questions
about 99 percent of the uv radiation that the sun showers on earth is blocked by:
Answers
About 99 percent of the UV radiation that the sun showers on Earth is blocked by the Earth's atmosphere.
The ozone layer, which is located in the stratosphere, absorbs most of the sun's harmful UV radiation. The remaining UV radiation that reaches the Earth's surface can cause skin damage and other health problems, which is why it's important to protect yourself from the sun's rays by wearing sunscreen and protective clothing. Additionally, the Earth's atmosphere also helps regulate the temperature of the planet by trapping heat and preventing it from escaping into space. This is known as the greenhouse effect and is important for maintaining the Earth's habitable climate. Overall, the Earth's atmosphere plays a crucial role in protecting life on our planet from harmful radiation and maintaining a stable climate.
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A model shows that the moon has grown to twice its size, yet it has remained in the same place. In one to two sentences, explain how this would impact the gravity between Earth and the moon. (2 points) this is the science solar system unit test for connexus. I need all the answers sorry if im asking for too much, but if I dont get the answers I will fail science!
Answers
If the size of the moon is doubled, the force of gravity between the moon and the sun would double.
What is the force of gravity?It is a common observation that if you throw something up, that thing must always fall to the ground. This is because, there is a force that acts on the object and tends to draw the object towards the center of the earth. Thus we define the force of gravity as the force that tends to draw an object towards the center of the earth. Thus the direction of the force of gravity has always been shown in all cases to be towards the center of the earth.
We know that the force of gravity depends on the products of the masses and then on the inverse of the square of the distance that separates the tow bodies in the universe.
Having explained this, it is then clear that if the moon has grown to two time of its size, the force of gravity between the moon and the sun would double.
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Answer:
bc like the sun, the moon has a good amount of gravity and if you double then you increase the amount of gravity it has.
Explanation:
Question 1 of 5
What is one way water moves through the nonliving parts of an ecosystem
during the water cycle?
A. Transpiration
B. Evaporation
ОООО
C. Photosynthesis
D. Sweating
Answers
explanation: water droplets or anything comes from the ground and goes up in into the clouds to create evaporation which then fills the clouds to make it rain.
You are studying nuclear lamins and use recombinant DNA technology to alter the coding sequence of a nuclear lamin gene. The alteration you make creates a situation such that the gene now codes for a nuclear lamin protein that can no longer be phosphorylated when the nuclear envelope is broken down during mitosis. What do you predict would happen if the cell only had the altered nuclear lamin gene (and not the unaltered version)
Answers
Answer:
Nuclear lamins will no longer disassemble during mitosis
Explanation:
The nuclear lamina is a fibrillar network inside the nucleus of eukaryotic cells, between the inner nuclear membrane and the peripheral chromatin. Nuclear lamins (also called simply lamin proteins) are intermediate filament-type proteins and represent the major building blocks of the nuclear lamina. During mitosis, the nuclear lamina is disassembled by hyperphosphorylation of nuclear lamins and lamina-associated proteins. The protein responsible for phosphorylating nuclear lamins is p34cdc2, a protein kinase that has a key role in controlling cell cycle progression. In consequence, a mutant form of the nuclear lamin proteins that cannot be phosphorylated will no longer be able to disassemble during mitosis.
2. These geological features form when
one tectonic plate subducts under
another plate
Answers
Answer: volcanoes
Explanation:
What are some man made reasons that animals in population might die?
Answers
animals (especially ones at sea) can get caught up in this trash and die or mistake it as food and eat this trash or plastic. the ocean right now has five texas state size balls of plastic floating in the ocean which kills sooooo many sea creatures
2.poaching
poaching animals causes animals to die faster in their natural environment which means their population declines quicker. many animals such as elephants are under the endangered species list, due to poaching.
3. human touch
the amount of people we have on this earth is was more than it used to be which means we need more space for buildings and homes. when there is an empty space, we build. this empty space could’ve belonged to many animals and we just took their home from them.
Some man made reasons that animals in population might die are poaching and human touch.
When animals eat trash or plastic?Animals that are especially ones at sea would get caught up in this trash and die or the mistake it as food and eat this trash or plastic. The ocean right now has five texas state size balls of plastic floating in the ocean which kills sooooo many sea creatures.
Poaching animals that causes animals to die the faster in their natural environment which means their population that declines quicker. Many animals that or such as the elephants are under the endangered species list, due to poaching.
The amount of the people we have on this earth has was more than it used to be which the means we need more space for the buildings and homes. When there has an the empty space, we build. this empty space could’ve belonged to many animals and we just took their home from them.
Therefore, Some man made reasons that animals in population might die are poaching and human touch.
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What are Mendel's two laws?
Answers
Answer:
1) the law of segregation
2) the law of independent assortment
Explanation:
What is the KE of a 250kg cart as it reaches the bottom if it’s velocity was 22m/s?
Answers
Answer:
Kinetic energy = 60500 J
Explanation:
Given that,
Mass of the cart, m = 250 kg
Velocity of the cart, v = 22 m/s
We need to find the kinetic energy of the cart. This type of energy is possessed due to motion of an object. It can be given by :
\(E_k=\dfrac{1}{2}mv^2\\\\E_k=\dfrac{1}{2}\times 250\times (22)^2\\\\E_k=60500\ J\)
So, the kinetic energy of the cart is 60500 J.
What determines the effect of a mutation?
Answers
Answer:
Mutations are caused by environmental factors known as mutagens.
Explanation:
Cells with half the usual number of chromosomes are called
A) Diploid
B) Ploidful
C) Half Ploid
D) Haploid
Answers
which basal transcription factor contains a subunit that causes local distortion in dna so that proteins can assemble to the promoter?
A. TFIID
B. TFIIH
C. TFIIA
D. TFIIF
Answers
TFIIF is a basal transcription factor that contains a subunit, RAP30, responsible for causing local distortion in DNA so that proteins can assemble to the promoter. This is crucial for the initiation of transcription and the subsequent production of RNA molecules. The correct option is D.
The basal transcription factor that contains a subunit responsible for causing local distortion in DNA is TFIIF. TFIIF is composed of two subunits, one of which is the RAP30 subunit. The RAP30 subunit binds to the promoter region of the DNA and induces a conformational change that causes local distortion in the DNA.
This distortion allows other transcription factors and RNA polymerase II to assemble at the promoter, which is necessary for transcription initiation.
TFIIF also has another subunit, RAP74, which interacts with RNA polymerase II and helps to stabilize the transcription initiation complex. Together, the two subunits of TFIIF play a crucial role in the initiation of transcription by regulating the assembly of the pre-initiation complex at the promoter region of DNA.
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this answer i need pls ill mark brainliest
Answers
All - growth, exchange of gases, excretion, reproduction, and death (option d).
All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:
A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.
B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.
C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.
D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.
Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.
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Describe how Stella’s view of these plant cells and their parts changed as she transitioned through the three levels of magnification. Be sure to identify at least one cell structure or part of the leaf cells in your description.
Answers
Answer:
From lower to higher level of magnification, the stella's view about plant cells.
Explanation:
At lower magnification, the structure of plant cell is not clear by stella but with the increase of magnification, the cell structure becomes enlarge and clearly seen different structures of plant cell by the individual. The boundary of plant cell is known as epidermis. The upper boundary of plant cell is upper epidermis and the lower boundary of plant cell is lower epidermis.
the two most common examples of endospore-forming genera are __________ and ____________
Answers
The two most common examples of endospore-forming genera are Bacillus and Clostridium. The formation of endospores by bacteria is a mechanism of resistance to environmental stress, especially in Bacillus and Clostridium species.
The spores formed by these bacteria are highly resistant to environmental changes such as dehydration, heat, and radiation, which is a fundamental characteristic of their physiology and has a significant impact on their ecology and pathogenicity. Bacillus and Clostridium, two genera of spore-forming bacteria, are among the most versatile and diverse bacteria in the microbial world.
Bacillus cereus, Bacillus anthracis, and Bacillus thuringiensis are all significant human and animal pathogens. Clostridium botulinum, Clostridium tetani, and Clostridium perfringens are pathogenic species that produce botulinum toxin, tetanus toxin, and gas gangrene toxin, respectively.
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Which organisms in this food web have a Producer/Consumer
Relationship?
Answers
Answer:
what food web?
Explanation:
A critical rewiew of the literature is necessary in nearly all research projects. True False QUESTION7 OLioctivity and parsimony ase toet rolated to the rigor of an invesigatoo? Truse False QUESTION B Scientific itwestigatoo is characterized by a good theoretical base and a sound methodological design. These charactetistics are both relsted to the of the invesigation Wist must be filled on the line? Rigor Precision and contidance. Otinectivity Farnemeriv.
Answers
1. True 2. True 3. Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the Option a. Rigor
True - A critical review of the literature is necessary in nearly all research projects. It helps researchers understand the existing knowledge and gaps in the field, identify relevant theories and methodologies, and build upon previous studies.
True - Objectivity and parsimony are both related to the rigor of an investigation. Objectivity refers to the impartiality and lack of bias in conducting and interpreting the research, while parsimony refers to the principle of simplicity in explaining phenomena or choosing the most straightforward explanation. Both objectivity and parsimony contribute to the rigor of a scientific investigation.
a. Rigor - Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the rigor of the investigation. Rigor refers to the thoroughness, precision, and reliability of the research process, including the theoretical underpinnings and the robustness of the methods employed.
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The correct question is:
1. A critical review of the literature is necessary in nearly all research projects.
True
False
2. Objectivity and parsimony are both related to the rigor of an investigation?
True
False
3. Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the of the investigation What must be filled on the line?
a. Rigor
b. Precision and confidence.
c. Objectivity
d. Parsimony..
The big idea of the Flame Test lab is
Answers
The big idea of the Flame Test lab is to demonstrate the characteristic colors emitted by different metal ions when heated in a flame.
The Flame Test lab is a common chemistry experiment used to identify and distinguish between different metal ions based on the color of the flames they produce when heated.
The characteristic colors observed in the flame result from the excitation of electrons in the metal ions to higher energy levels, followed by their subsequent relaxation back to lower energy levels, accompanied by the emission of light.
The colors emitted by different metal ions are unique and can be used to identify the presence of specific metals in a sample. The Flame Test lab provides a visual demonstration of the relationship between the colors observed in the flame and the identity of the metal ions present in a sample, and it is widely used in chemistry education and analytical chemistry to teach about the properties of different metal ions and their spectroscopic characteristics.
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Imagine there are zebras elephants and meadow argus butterflies in the local ecosystem. which biome are they most likely in? tundra tropical rainforest grassland temperate forest
Answers
Answer: the answer is grassland
cause Plains zebras live in savannas and temperate grasslands (plains). Savannas are large areas covered with grass and other plants, as well as some trees, while plains have grass and few to no trees at all. As you can imagine, plains zebras eat mostly grass and so are elephants are grassland animals too Due to their habitat, savanna elephants are often found grazing on grasses, but they also browse on a wide variety of plants and fruits. This selection varies depending on the time of year; during the rainy season the elephant will feed more on grass than during the dry season. hops this helps .
Explanation:
2. Using the classification tree shown, how would you classify an autotrophic diatom? Explain your reasoning.
Answers
Answer:
The autotrophic diatom will be under the animal like protists
With a temperature range of 94.5 f to 42.2 f. for two weeks in february, the temperature range was 5 f to 40 f. how is this possible? write a response in complete
sentences, and use the terms weather and climate accurately in your answer.
Answers
The climate of Houston, Texas is humid subtropical, with a temperature range of 94.5 F to 42.2 F. For two weeks in February, the temperature range was 5 F to 40 F. This is possible because of arctic outbreak that originated just above the US-Canada border, which is freezing temperatures across much of the US territory.
Arctic outbreakAccording to the NWS, "bursts" of frigid air like these are often restricted to the Arctic due to a number of low-pressure systems. One of these waves, nevertheless, continued on into Canada and "escaped" into the US.
The massive mass of ice air in the atmosphere, according to experts quoted by Reuters, brings with it bitterly freezing weather that might last for days if storms develop.
We can draw the conclusion from this data that the US Weather Service (NWS) believes the cause of the freezing weather across much of the US territory is a "arctic outbreak" that started just above the US-Canada border.
Houston, Texas experiences a humid subtropical climate, with temperatures ranging from 94.5 to 42.2 degrees Fahrenheit. February's temperature ranged from 5 to 40 degrees Fahrenheit for two weeks. This is conceivable as a result of the arctic outbreak, which started just above the US-Canada border and has caused freezing temperatures to spread throughout a large portion of US territory.
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The diagram below represents the time a cell spends in the two main phases
of the cell cycle. Which section of the diagram represents the phase during
which the cell divides, and what is this phase called?
A. Yellow area: Interphase
B. Yellow area: M phase
C. Blue area: M phase
0 D. Blue area: Interphase
Answers
Answer:
The yellow ares is m-phase
Explanation:
This is where the cell divides into two nucleus.
The blue area in the diagram represents the phase during which the cell divides, and this phase is called the M phase or mitotic phase. Therefore, option C is the correct.
What is mitotic phase?The mitotic phase, also known as the M phase, is the phase of the cell cycle during which a single cell divides into two identical daughter cells. This process of cell division is essential for growth, development, and repair of tissues in multicellular organisms.
The M phase consists of four stages: prophase, metaphase, anaphase, and telophase. During these stages, the replicated chromosomes condense and align at the metaphase plate, separate and move towards opposite poles of the cell during anaphase, and then decondense and form two separate nuclei during telophase.
The M phase is tightly regulated by a complex network of checkpoint pathways that ensure the accurate segregation of chromosomes and prevent the formation of abnormal cells, which can lead to diseases such as cancer.
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subacute bacterial endocarditis secondary to staphylococcus aureus ventricular tachycardia icd 10
Answers
The subacute bacterial endocarditis secondary to staphylococcus aureus ventricular tachycardia is I38.0
The ICD-10 code for subacute bacterial endocarditis secondary to staphylococcus aureus ventricular tachycardia is I38.0. Subacute bacterial endocarditis (SBE) is an inflammation of the inner lining of the heart caused by bacteria.
This condition progresses over time, which makes it different from acute bacterial endocarditis, which develops rapidly. Staphylococcus aureus is the most common cause of SBE.
The symptoms of subacute bacterial endocarditis are usually mild and can develop over time. They include:Malaise Chills Sweating FeverWeight lossMuscle achesNight sweatsThe heart valves are the most affected by SBE. The condition can cause blood clots to form on the heart valves, which can break off and travel to other parts of the body, such as the brain, causing a stroke or other serious health problems.
Ventricular tachycardia (VT) is a heart rhythm disorder in which the ventricles of the heart beat too quickly. Ventricular tachycardia is a serious condition that can lead to sudden cardiac death if not treated promptly.
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Select all the types of transport that DO NOT require energy *
Active Transport
Passive Transport
Diffusion
Endocytosis
Exocytosis
Osmosis
Facilitated Diffusion
Answers
Answer:
Passive Transport , Diffusion, Osmosis
Explanation:
Active Transport requires energy. Endocytosis, exocytosis and facilitated diffusion are types of Active Transport.
Passive Transport does not require energy. Diffusion and osmosis are types of Passive Transport.
Answer:
Passive TransportDiffusionOsmosisExplanation:
These types of transport that do not require energy.
Describe how the picture below represents the function of the immune system
Answers
Answer:
The Human Immune system helps fight bacteria and germs and viruses because without the Immune system we could die it is what protects us from The flu and sometimes cov id with a weak immune system we might no survive.
Explanation:
If the plasma membrane wasn’t selectively permeable, what would happen to your cells when you took a shower? How would this affect you?
Answers
Answer:
i would let youre blood cells be clean
answer2it does noting to effect you
hear me outpls give me brainliest answer pls
What are molecular clocks used for
A- to cure hereditary disease
B- to classify
C- to locate fossils under water
D- to compare homologous structures
Answers
Answer:
D
Explanation:
Describe in detail any four types of inheritance with example
classes. Represent each type with suitable diagram.
Answers
The types of inheritance include:
SINGLE INHERITANCE MULTIPLE INHERITANCEHIERARCHICAL INHERITANCE MULTILEVEL INHERITANCE How to explain the information1) SINGLE INHERITANCE : A child/derived class is derived from only one parent/base class.
EXAMPLE : Dog Class inherits the Animal class.
2) MULTIPLE INHERITANCE : A child/derived class is derived from more than one parent/base class.
EXAMPLE : A class Bat is derived from base classes Mammal and WingedAnimal.
3) HIERARCHICAL INHERITANCE : More than one child classes are derived from single class.
EXAMPLE : Physics, Chemistry and MAths are derived from Science Class.
4) MULTILEVEL INHERITANCE : A derived/child class is derived from a parent class which is derived from a single parent class.
EXAMPLE : Babydog inherits the Dog class which again inherits the animal class.
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How does the transfer of water mimic the transfer of energy thru an ecosystem?
Answers
Answer:
This illustration shows how water transfer imitates energy transfer through an ecosystem.
Note here that just as there is energy loss in the transfer of energy, there is also water reduction in the transfer of water.
A student is to dip cup 1 in the first container loaded with water. He will at that point move the water from cup 1 into cup 2 which is in his left hand. There will be a dim plate/ container under his left hand to hold water coming from the openings in cup 2, exchange the water in cup 2 to his partner who is holding cup 3 and they will proceed with the water transfer until they arrive at the last container.
They may notice that there is going to be a considerable amount of water reduction from the first container to the last container.
Explanation:
Energy moves through ecosystems a single way from photosynthetic living beings. The all out energy found in living beings from one tropic level in a natural way of life is accessible to life forms in the following tropic level as just a part of energy reduction; the rest is used in metabolic cycles or changed into heat.
Where do carnivorous plants typically exist? a. In areas with limited carbon dioxide
b. In areas with inadequate amounts of soil
c. In areas with adequate amounts of soil
d. In areas with limited oxygen
e. In areas with limited nitrogen
f. In areas with little water
Answers
Answer:
So it would be B since the areas have inadequate amounts of soil.
Explanation:
The habitats of carnivorous plants are varied but usually involve wet, low-nutrient sites including bogs, swamps, waterbodies, watercourses, forests and sandy or rocky sites.
Rudolph the Reindeer has a red nose (n), which is a recessive trait. Betsy the Reindeer has a black nose (N), which is a dominant trait, and she does not carry the recessive allele. Assume the rules of human genetics also apply to reindeer. If Rudolph and Betsy have a calf, what will its genotype be?
Answers
According to the rules of human genetics, if Betsy and Rudolph have a calf it will have a black nose.
What are alleles?
The substance that is stably passed down, unchanged, from parent to offspring through the gametes, over successive generations is called as ‘factors’ now called as genes.Genes, therefore, are the units of inheritance. They contain the information that is required to express a particular trait in an organism. Genes which code for a pair of contrasting traits are known as alleles, i.e., they are slightly different forms of the same gene.Since Betsy has a dominant trait and doesn't carry any recessive gene and Rudolf has a recessive trait, their phenotypes will be NN and nn respectively. Mendel proposed that in a pair of dissimilar factors, one dominates the other and hence is called the dominant factor while the other factor is recessive. In this case N (for black nose) is dominant over n (for red nose), that is recessive. From the punnet square it is seen that the all the fertilisations lead to individuals having 'black nose' only and none of them will have 'red nose'. Within the genotypic pair Nn only one character N 'black nose' is expressed. Hence the character N or ‘black nose’ is said to dominate over the other allele n or ‘red nose’ character. It is thus due to this dominance of one character over the other that all the calf will have 'black nose' with Nn as the genotype.To learn more about punnet square:
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