From the term 'fossil fuels', we can deduce that these energy sources are formed from ancient biological matter and b) have been buried in the earth's crust for millions of years.
From the name fossil fuels, we can infer that they are derived from b) biological materials that were fossilized over millions of years. The term fossil indicates that these fuels come from ancient organic matter buried and compressed in the earth's crust, typically from prehistoric plants and animals. When they are burned, they release energy stored from the Sun by these ancient organisms in the form of hydrocarbons. Therefore, the most accurate inference from the name would be that fossil fuels have been buried in the earth's crust for millions of years.
Have you ever heard of a person being in a dangerous situation and demonstrating superhuman strength? What do you think is happening in your body?
please answer quickly
Explanation:
When one's life is in danger, it causes them to do things they wouldn't normally be able to do.
This stimulates the, "fight-flight-or-freeze" response. Three hormones are released into the bloodstream, adrenaline, cortisol, and norepinephrine.
It is what gives you adrenaline rushes on life threatening situations, or even just scary situations. When someone is scared and their teeth chatter, it is because of these three hormones being released.
Question 4
Cyanobacteria are photoautotrophs because they require ________
in order to do photosynthesis.
A. inorganic chemicals
B. sunlight
C. oxygen
D. glucose
I’m really confused. If you know this, could you please explain it to me? Thank you
Answer:
B: sunlight
Explanation:
Photoautotrophs need sunlight to make their own food, to do photosynthesis
the prefix photo means light meaning it needs sunlight to make it's own food.
The Mohawk Indians became the main trading partners of the French.
True
False
Answer:
False
Explanation:
Answer:
false
Explanation:
Fossil fuels formed before the age of the dinosaurs. Some formed from ancient plants and organisms. These plants and
organisms turned into a spongy material called
clay
mulch
peat
sand
Answer:
Peat
Explanation:
peat is often used as fuel in gardening. the rest of the choices are not a "spongy" material either.
What are you doing when you're making sound?
Question 1 options:
Causing air pressure to drop.
Causing photons to travel.
Causing electromagnetic waves to radiate.
Causing air molecules to vibrate.
Question 2 (1 point)
What is the medium of sound?
Question 2 options:
water
solids
gases
air, liquids, or solids
Question 3 (1 point)
Where would sound travel the slowest?
Question 3 options:
At the equator
In New York City
In the pine forests of Georgia
At the North Pole
Question 4 (1 point)
What is another name for thermal energy?
Question 4 options:
electromagnetic energy
heat
temperature
electricity
Question 5 (1 point)
Which of the types of heat transfer involve direct contact between two objects?
Question 5 options:
Rarefraction
Convection
Conduction
Radiation
Question 6 (1 point)
Sunbathers warming up in the bright sun is what type of thermal energy transfer?
Question 6 options:
radiation
convection
rarefraction
conduction
Question 7 (1 point)
_______________________ is released when bonds form in a chemical reaction.
Question 7 options:
potential chemical energy
kinetic chemical energy
elastic energy
hydrothermal energy
Question 8 (1 point)
Where is potential chemical energy stored?
Question 8 options:
Between the protons of an atom
In a closet
Between different molecules
In the bonds between atoms
Question 9 (1 point)
When chemical energy is released, what is formed?
Question 9 options:
a nuclear reaction
An explosion
Lightning
A new substance
Question 10 (1 point)
Kinetic electrical energy is caused by the flow of
Question 10 options:
neutrons
atoms
electrons
protons
Question 11 (1 point)
Materials that cannot carry electric energy are called
Question 11 options:
boring
insulators
electricity blockers
conductors
Question 12 (1 point)
Materials that can carry electric energy are called
Question 12 options:
exciting
insulators
conductors
carrying devices
Answer:
causing air molecules to vibrate air,liquids or solidsAt the north poleHeat energyconductionradiationKinetic chemical energyin the bonds between atomsA nuclear reactionElectronsinsulatorsconductorsExplanation:
when making sounds air molecules vibrates and these air molecules bump into one another causing sound to be produced.
The medium by which sound can be generated and transferred are air, liquids or solids
The sound would travel slowest at the north pole because the density of the areas
Another name for thermal energy is heat energy
The type of heat transfer that involve direct contact between two objects is conduction because it involves the transfer of heat between atoms which can be achieved by direct contact between elements containing the atoms
sunbathers warming up in the bright sun gets heat energy via Radiation from the sun
Kinetic chemical energy is released when bonds form in a chemical reaction because potential chemical energy exists between bonds of atoms
potential chemical energy is stored in the bonds between atoms
when chemical energy is released a nuclear reaction is formed
kinetic electrical energy is caused by the flow of electrons
materials that cannot carry electric energy are called insulators and they also inhibit the flow of electrical energy in them
Materials that can carry electric energy are called conductors
Multiple choices are 1. causing air molecules to vibrate; 2. air, liquids, or solids; 3. At the north pole; 4. Heat energy; 5.conduction; 6.radiation etc.
What are Electromagnetic waves?
When creating sounds air molecules vibrate and these air molecules bump into one another inducing sound to be produced. When The medium by which sound can be generated and also transferred are air, liquids, or solids Then, The sound would travel slowest at the north pole because of the density of the areas Now, Another name for thermal energy is heat energy.
When The kind of heat transfer that involves immediate contact between two things is conduction because it involves the transfer of heat between atoms which can be achieved by a direct connection between elements retaining the atoms. The sunbathers heating up in the bright sun get heat energy via Radiation from the sun.
When the Kinetic chemical energy is discharged when bonds form in a chemical reaction because potential chemical energy exists between bonds of atoms. When the potential chemical energy is stored in the bonds between atoms. when the chemical energy is released under a nuclear reaction is formed.
When the kinetic electrical energy is caused by the flow of electrons. When materials that cannot carry electric energy are called insulators and they also inhibit the flow of electrical energy in them. Also, The Materials that can carry electric energy are called conductors.
Multiple choice questions are:
Causing air molecules to vibrateAir, liquids, or solidsAt the north poleHeat energyConductionRadiationKinetic chemical energyIn the bonds between atomsA nuclear reactionElectronsInsulatorsConductorsFind more information about Electromagnetic waves here:
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2. Explain how batural selection might have produced the modern giraffe from short-necked ancestors.
Answer:
Natural selection means survival of the fittest, or the most fit animals for an environment. The most fit animals tend to thrive in their environment better than less fit animals. In this case, a short-neck Giraffe will not be able to reach leaves {its source of food}, causing it to be hungry and unable to eat. Over time, Giraffe's formed longer necks to be able to read tree leaves, making them more fit to survive.
If this is confusing, I can do my best to explain further! :D
18. Which is not an
international
environmental agreement?
a. Agenda 21
b. Kyoto Protocol
c. EIS
d. Law of the Sea
Answer:
C. EIS
Explanation:
Environmental protection agencies are set up with the sole purpose of protecting the environment from harmful substances.
Agenda 21, Kyoto Protocol and Law of the Sea are all involved in environmental protection. EIS however stands for Epidemic Intelligence Service and it’s concerned with the United States disease prevention and control program.
Which of the following activities are performed by computer programmers? Choose all that apply.
Answer:
Four Activities in a Computer -
· Input: Capturing and gathering data.
· Processing: Converting or changing the data into useful
outputs.
· Storage: Maintaining data within the system on a
temporary or permanent basis.
Output: Produces the results of the process in a matter
that is perceptible to human senses or used as input for another system.
Explanation:
where are the choices
Answer:D,E,F
Explanation:i got it right
I'll mark Brainiest Answer Fast
True or False: Stem cells can only be found in adult bone marrow.
True
False
Answer:
false
Explanation:
Are all of these Primary consumers ?
1.Giraffe
2.Rhino
3.Skunk
4.snake
5.mouse
Answer:
The snake isn't
Explanation:
Does a motor neuron picks up a stimulus and converts it into a nerve impulse
Answer:
No
Explanation:
A sensory neuron picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse. Motor neurons carry the impulse through the nervous system.
I hope this helps! :)
Answer:
no it doessnt
Explanation:
A bundle of nerve fibers is called a nerve motor neurons. Together they make up the chain of nerve cells that carry an impulse through the nervous system. A sensory neuron picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse.
that is sensory neuron's job
What was the difference between Darwin and Lamarck? They both tried to explain evolution, but Darwin was able to support it with evidence. They both tried to explain evolution, but Lamarck was able to support it with evidence. They both understood how mutations occurred, but Darwin was able to support it with evidence. They both understood how mutations occurred, but Lamarck was able to support it with evidence.
Answer:
They both tried to explain evolution, but Darwin was able to support it with evidence.
Explanation:
hope this helps :)
A veterinarian thinks that a dog has swallowed a key ring. Which types of electromagnetic waves is the doctor most likely
to use to check the dog?
u
O gamma rays
microwaves
radio waves
O X-rays
Answer:
X-rays
Explanation:
Does the Fox get all of the energy from the oak tree during photosynthesis
oak tree → earthworm → wood mouse → fox
Answer:
no
Explanation:
the oak tree loses energy each time it is digested from a new organism
What would happen if the hormone levels did not have their peak just before
day 14?
A. Undeveloped eggs would not start to mature.
O
B. Ovulation would not happen.
O
C. The egg would attach to the uterine wall.
O
D. The woman would become pregnant.
Without the peak of hormones around day 14 of the menstrual cycle, ovulation wouldn't occur as this process is triggered by the rise in specific hormones. As a result, it would prohibit the release of a mature egg for potential fertilization.
Explanation:The context of this question is related to the female menstrual cycle. Hormones play a vital role in regulating this cycle. Around day 14 of a typical 28-day menstrual cycle, levels of luteinizing hormone (LH) and follicle-stimulating hormone (FSH) peak to stimulate ovulation, which is the release of a mature egg from the ovary. If these hormone levels did not reach their peak, ovulation would not occur. Therefore, option B, 'Ovulation would not happen', appears to be the correct answer. It's essential to note that without ovulation, pregnancy is not possible because there is no egg for sperm to fertilize.
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A patient arrives at the hospital with severe pain from kidney stones. After testing, his urine is found to have a pH of 9.
What is true about the patient's urine sample?
Answer:
Basic
Explanation:
In the pH scale, the pH after 7 to 14 is said to be basic this proves that the patient's urine is basic with pH 9.
Answer:
It is basic.
Explanation:
Based on the pH scale, a pH of 9 is considered to be basic.
Usually, when the particle size is decreased, what will happen to the rate of dissolving? A) It will stop. B) It will increase. C) It will decrease. D) It will remain constant. Eliminate Grade My
Answer:
B
Explanation:
Rate will increase due to the decreation of the size
Answer:
option B= it will increase.
Explanation:
Usa test prep told me so
Explain how birth rate, immigration, death rate, and emigration affect population growth
Population growth is determined by the interplay of birth rates, death rates, immigration, and emigration. These factors are synthesized into a growth rate equation, indicating how each contributes to the overall population change. Demographic transition further affects these rates and, consequently, population size and growth rate.
The population growth rate is the measure of how fast a population size changes over time, and it's influenced by four main factors: birth rate, death rate, immigration, and emigration. The birth rate adds to the population when it exceeds the death rate, while the death rate reduces the population when it is higher than the birth rate. Immigration adds individuals to a population as they move into an area, while emigration removes individuals when they leave an area. The population's growth rate can be summarized by the equation: r = (b + i) - (d + e), with 'r' representing the growth rate, 'b' the birth rate, 'i' the immigration rate, 'd' the death rate, and 'e' the emigration rate.
If a country progresses through the stages of the demographic transition model, we would typically see the birth and death rates high in the early stages, leading to rapid population growth. As the country develops, the death rate tends to decline first, followed by a decline in the birth rate. As a result, the population growth rate often slows down, and the population size may stabilize or even shrink if deaths exceed births and emigration is higher than immigration.
what does the phrase great toungues of gold refer too
Answer:
When your extremely well at convinving people and sweet talking them or someone who comes up with the most clever and whitty remarks all the time
Which situation may cause delayed rigor mortis?
O A.
The victim was found in the summer during a heat wave.
B.
The victim died a violent death.
C. The victim was sleeping at the time of death.
OD. The victim died of cancer.
Answer:
C.
Explanation:
A body at rest may experience a delayed onset of rigor mortis and it may last longer.
When are lung transplants performed?
In most cases, a lung transplant is done only after all other treatments for lung failure are unsuccessful. Lung transplants may be recommended for people under age 65 who have severe lung diseases
Answer:
In this question I will explain when to do a lung transplant.
Explanation:
Lung transplants are usually performed when the lungs are damaged or unhealthy, this can make it difficult for the body to get the oxygen it needs to survive. Lung damage can be treated with medications or with special breathing devices. but when these measures no longer work, the transplant must be performed.
Does the Fox get all of the energy from the oak tree during photosynthesis
oak tree → earthworm → wood mouse → fox
Answer:
I think yes but I'm not sure.
Explanation:
explain why you need to get a flu shot every year.
Answer:
New flu vaccines are released every year to keep up with rapidly adapting flu viruses. When you get vaccinated, your immune system produces antibodies to protect you from the viruses included in the vaccine. But antibody levels may decline over time — another reason to get a flu shot every year.
Explanation:
Answer:
To stop you from getting sick or any dangerous illness or virus.
Explanation:
If each dominant allele adds 10 cm to an adult humans hieght which of the following genotypes would produce the tallest adult?
AaBbCc
AaBbcc
AABbCC
Answer:
AABbCC
Explanation:
Has the most dominant genotypes out of all of them. The first one is fully compromised of heterozygous genotypes, and the second one contains a homozygous recessive genotype.
If each dominant allele adds 10 cm to an adult humans height the genotype that would produce the tallest adult is AABbCC.
What is an allele ?The term allele denotes the variant of a given gene. An allele can either be a dominant allele or a recessive allele. The dominant allele masks the effect of the recessive allele.
What is a genotype ?The genotype of an organism is its complete set of genetic material.
Since each dominant allele adds 10 cm to human height, therefore the genotype AABbCC has maximum dominant alleles (5). Hence, it will add 50 cm to the height.
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In the reaction below, what is the product?
Catechol + O2 + Catechol Oxidase ------> Hydroxyquinone + H2O + catechol oxidase
a) Catechol
b) O2
c) Catechol oxidase
d) Hydroxyquinone
Final answer:
In the reaction provided, catechol is oxidized by O₂ in the presence of catechol oxidase to produce hydroxyquinone, making hydroxyquinone the correct product.
Explanation:
In the given reaction, catechol reacts with O₂ in the presence of catechol oxidase to produce hydroxyquinone, H₂O, and catechol oxidase. Thus, the correct product of this reaction is hydroxyquinone. This reaction is an example of enzymatic oxidation, where catechol oxidase acts as a catalyst in the oxidation of catechol to hydroxyquinone, incorporating both atoms of oxygen from atmospheric oxygen (O₂) into the product. Such oxidation reactions are significant in biochemistry and organic chemistry as they involve the transformation of phenols into quinones, a process that is facilitated by enzymes in biological systems and can also be achieved chemically.
Changes in wind strength during an El Niño affect surface currents, which affects weather patterns. In 3–5 sentences, explain why this is the case.
Answer:
El Niño is defined as an unusual weather pattern seen in the Pacific Ocean. In this weather unusual winds allows the surface water to get warm from the equator to move east, that is toward Central and South America.
So, El Niño affects wind shear, in which air current present in lower altitude moves to different direction from winds higher in the atmosphere and affects weather patterns. such as El Niño is responsble for more rain in South and Central America and in the United States.
Which best describes the difference between physical and chemical changes? *
(1 Point)
A. Physical changes only change the size or shape, but chemical changes change the molecular structure and
create a new substance
B. Physical are always visible changes and chemical changes are never visible.
C. Chemical changes only change the size or shape, but physical changes change the molecular structure and
create a new substance
D. Chemical are always visible changes and Physical changes are never visible
Answer:
A. Physical changes only change the size or shape, but chemical changes change the molecular structure and create a new substance.
From which sphere of Earth did this food originate?
A.
biosphere
B.
atmosphere
C.
troposphere
D.
hydrosphere
E.
geosphere
Answer:
A Biosphere because technically the chicken is a living organism
(used to )
Explanation:
The sphere of the Earth where living organisms live is biosphere and it is the only habitat living organisms can strive and survive successfully in.
What is Biosphere?Biosphere is a region of the earth that comprises of living organisms. It is the place where living organisms like plants and animals can successfully live, reproduce and survive.
Therefore, The sphere of the Earth where living organisms live is biosphere.
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if a somatic cell in a butterfly contains 24 chromosomes, how many would a butterfly egg contain
Answer: 12 chromosomes :)
Final answer:
A butterfly egg would contain 12 chromosomes, which is half the number of chromosomes found in a somatic cell of a butterfly, as gametes are haploid.
Explanation:
If a somatic cell in a butterfly contains 24 chromosomes, a butterfly egg, which is a type of gamete, will contain half the number of chromosomes. This is because somatic cells are diploid cells (designated as 2n), meaning they contain two sets of chromosomes, one set from each parent. However, gametes are haploid cells (designated as 1n), having only one set of chromosomes. When somatic cells undergo meiosis to form gametes, the chromosome number is halved. Therefore, a butterfly egg will contain 12 chromosomes.
Use Darwin's theory of evolution to describe how a population of zebras, being hunted by lions, might evolve to
become faster over time.
Answer:
The slower zebras get eaten before they have a chance to reproduce. Only the fastest zebras live long enough to pass on their traits to offspring. These offspring have the traits that enabled their parents to run faster
Explanation: