The role of steam in a nuclear power plant is to generate electricity.
In nuclear power plant, the heat energy that is produced from nuclear fission is used to boil water that is present in huge boilers. Due to high amount of heat energy, the water turns from liquid to steam or gaseous state. This steam is collected in a chamber and release it with a huge pressure on the blades of the turbine which start moving due to this steam and as a result electricity is produced so we can conclude that steam is used to produced electricity in the nuclear power plant.
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I want both of these answered for brainliest
Answer:
A. exactly one solution
B. infinite many solutions
C. no solution
Page 2:
x = 3
Explanation:
*
Question 14
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Question 14
Anita was using steel to make rusted sculptures. After building each sculpture, she caused the steel in the sculpture to rust by placing it into a tub filled
with salt water for eight hours. Anita wondered if steel would rust faster submerged in vinegar instead of salt water. To find out, Anita cut ten squares of
steel sheet metal and split them into two equal groups. She put one group of squares into a tub filled with salt water and the other group of squares
into a tub filled with vinegar. Once an hour for eight hours, Anita counted the number of rusted steel squares in each group.
What is the manipulated/independent variable in Anita's experiment?
A
number of rusted squares
B
time left in the liquid
ООО
С
the number of metal squares
D
the type of liquid the squares were placed in
©2020 Illuminate Education, Inc.
Answer: D. the type of liquid the squares were placed in
Explanation:
An independent variable is required to be changed in an experiment which can observe the changes in the dependent variable, which is the outcome of the experiment.
The type of liquid used to rust the steel squares is the independent variable of the experiment and dependent variable is the rust on steel.
What would a centriole be in a cell city model?
Answer: Centrioles are organelles that are cylinder shaped. They are made up of microtubules arranged in a circular pattern. Two centrioles will always be perpendicular to each other. ... Centrioles are the pipes of Cell City because they look similar and help divide up the main water supply to all the houses.
Explanation:
Will award 100 points!! Are these answers correct?
Answer:
Yes these answers are correct
Explanation:
I hope you did well on the test :)
Answer:
yes
Explanation:
How do the states of matter affect our everyday life?
Answer:
air would be considered a gas. we eat solid foods. we drink liquids.
Explanation:
we need air. we cant not eat. we need liquids or we will die
A unicellular organism has how many cells?
Answer:
A unicellular organism has one cell.
Explanation:
A unicellular organism consists of one cell.
The prefix 'uni - ' means one.
A multicellular organism has multiple cells ('multi -').
Hope this helps.
A unicellular organism has only one cell. Unicellular organisms are composed of a single cell that carries out all the functions necessary for their survival.
Unlike multicellular organisms, which are made up of multiple cells organized into tissues, organs, and systems, unicellular organisms are complete and self-sufficient on their own. They are considered the simplest form of life.
The single cell of a unicellular organism contains all the structures and organelles required for essential life processes such as metabolism, reproduction, and response to stimuli. This includes the cell membrane, cytoplasm, genetic material (DNA or RNA), and various organelles like mitochondria, ribosomes, and nucleus (if present). The unicellular organism carries out all its life functions within this single cell.
Examples of unicellular organisms include bacteria, archaea, protozoa, and some types of algae. These organisms can live independently and carry out all necessary functions within their single cell. They can reproduce through cell division, where the parent cell divides into two identical daughter cells.
Overall, the characteristic feature of a unicellular organism is its simplicity, consisting of a single cell that encompasses all the structures and processes required for life.
To learn more about unicellular organisms, here
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BRIANLY FOR FASTEST RIGHT ANSWER!!
12. Explain how blood is a suspension.
Thank you ☺️
What patterns are formed in a dichotomous key?
Answer:
In the field of biology, classification plays a major role. With new species being discovered every day, it’s important to have techniques in place to identify and classify them. One such tool is the dichotomous key. It helps identify organisms by directing the user to look at the known organisms.
Explanation:
Which statement best describes the relationship between photosynthesis and cellular respiration?
How is meiosis different from mitosis?
A. At the end of meiosis, each gamete has two full sets of chromosomes
B. Meiosis results in two genetically identical offspring cells.
C. During meiosis, the nucleus decides only once
D. Meiosis results in four gametes
Answer: B.
Explanation: In contrast to a mitotic division, which yields two identical diploid daughter cells
I need a sentence describing how volcanoes are created around the Ring of Fire. Using
all of these terms: convection current, subduction zone, plate boundary, oceanic plate, water, magma, and volcano.
Need Help ASAP!!
Answer:
the ring of fire was when the plate boundarys collided. this caused the oceanic plates to rise above the water. the convection and current cause the subduction zone to make a volcano and magma.
Explanation:
The ring of fire was caused by the collision of the plate boundaries. As a result, the oceanic plates moved upward, until they were above the water. Both convection and current are responsible for the formation of a volcano and magma in the subduction zone.
What is a volcano?A breach in the crust of a planetary-mass object, such as the Earth, can give rise to the formation of a volcano. This rupture makes it possible for molten lava, volcanic ash, and gases to escape from a magma chamber located under the surface. Volcanoes are most common on Earth at locations where two or more tectonic plates are moving in opposite directions, and the majority of volcanoes are found deep within the ocean.
Volcanic rock and ash make farmers' crops grow better. The volcano attracts tourists, boosting the local economy. Locals get free electricity from geothermal energy.
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water is boiled and steam is produced. this is a physical change because the water particles;
A. have turned into something new
B. are still water particles
C. have reacted with each other
D. have been destroyed
Answer:
B the answer is b
Explanation:
Water is boiled and steam is produced, which is a physical change because the water particles are still water particles, as they are in Option B, because the form is changed rather than the chemical nature.
What is the significance of the physical change?The physical change is significant as it is reversible, and these changes do not involve a chemical reaction, so the original substance can be altered by reversing the process, such as from ice to water. These processes are used in industrial processes to separate, purify, or refine materials; in cooking and food preparation, such as heating, freezing, and mixing, they are used to prepare food and change its texture, taste, appearance, etc.
Hence, water is boiled and steam is produced, which is a physical change because the water particles are still water particles, as they are in Option B, because the form is changed rather than the chemical nature.
Learn more about the physical change here.
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What do scientists use to determine how organisms are classified in each level? Explain your answer.
Which of the following regulations is the primary law regarding water pollution?
a. The Safe Drinking Water Act
b. The Clean Water Act
c. The Marine Protection, Research, and Sanctuaries Act
d. WaterSense
Please select the best answer from the choices provided
Answer:
BBBBBBBBBBBBBBBBB
Explanation:
got it right on edge
A regulation which is the primary law regarding water pollution is: B. The Clean Water Act.
What is water pollution?Water pollution can be defined as the process through which a source of water supply is contaminated due to an exposure to pollutants or hazardous chemical compounds.
The Clean Water Act is a primary law of the United States of America that was enacted by the 92nd United States Congress, so as to prohibit service-related releases of all pollutants into water sources and to restore and maintain the physical, chemical, and biological integrity of its water supply throughout the country.
In conclusion, the Clean Water Act is a regulation which serves as the primary law regarding water pollution.
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state two distinguishing features of all prokaryotes
Answer:
1.All prokaryotic cells have a nucleus
2.Prokaryotes r mostly complex cells orgainsms
Match each item to its description.
A researcher performed an experiment in which he exposed young corn plants to a harmless, radioactive form of carbon dioxide gas containing carbon-14 instead of carbon-12. He then began feeding corn produced by the plants to a small group of goats. After several weeks, the researchers took blood and tissue samples from the goats. He was able to detect increased concentrations of carbon-14 in the goats' lipids, proteins, carbohydrates, and DNA
Answer:
See the answer below
Explanation:
A researcher performed an experiment in which he exposed young corn plants to a harmless, radioactive form of carbon dioxide gas containing carbon-14 instead of carbon-12. he then began feeding corn produced by the plants to a small group of goats. after several weeks, the researcher took blood and tissue samples from the goats. he was able to detect increased concentrations of carbon-14 in the goats' lipids, proteins, carbohydrates, and dna. which statement best explains the researcher's findings?
a. uptake of radioactive carbon dioxide gas caused carbon atoms to be found in places they wouldn't normally be found.
b. carbon atoms found in the sugar molecules of the corn were used by the goats' bodies to form other large molecules.
c. like the corn plants, the goats experienced prolonged exposure to carbon dioxide gas containing carbon-14.
d. eating corn containing radioactive carbon-14 caused many of the goats' other carbon atoms to become radioactive.
The correct answer here would be that the carbon atoms found in the sugar molecules of the corn were used by the goats' bodies to form other large molecules.
This is usually what happens when organisms feed on nutrient-containing substances. The nutrients are extracted during digestion and are utilized in the anabolic processing of important biomolecules in the body of the organism.
Carbon is an important element in all biomolecules of life such as lipids, proteins, nucleic acids, etc. and as such, the carbon present in the corn consumed by the goats must have been used to form some of these molecules in the bodies of the goats.
The correct option is b.
What system is responsible for breaking down food into useable nutrients that can be absorbed by the small intestine to use for energy? orculatory digestive excretory skeletal
Answer:
digestive
Explanation:
Is Testosterone and estrogen a peptide bond
What do you call the basic unit of storage for computer
Answer:
A File?
Explanation:
What is the movement of soil by water, wind, or ice?
desertification
reclamation
drought
erosion
Answer:
Erosion!
Explanation:
Erosion is a process in which particles are worn away (moved), by gravity.
PLSSSSSSSSSSSSS! Can Someone Help me with this is a matching type thing?
For the first section, the correct order is:
Microorganisms, kingdoms, helpful, harmful
Hope this helps! Good luck :)
Studies of fat cells and thyroid cells show that fat cells have fewer mitochondria than thyroid cells. A biologist would most likely infer that fat tissue does not require energy
requires less energy than thyroid tissue
has energy requirements equal to those of thyroid tissue
requires more energy than thyroid tissue
Answer:
requires less energy than thyroid tissue
Explanation:
Thyroid tissue's energy requirement is more than fat tissue. option D is the correct answer.
What is the function of thyroid cells?The thyroid plays an important role in regulating the body's metabolism. The hormones it secretes help govern many functions of the body like how the body produces heat, consumes oxygen, and uses energy.
Virtually every tissue in the body is affected or regulated by thyroid hormone. Think where mitochondria are found in the greatest numbers - they are found (for example) in liver cells, kidney cells, muscle cells, etc. These tissues carry out a lot of work and thus require lots of energy. Fat is a storage product that sits there until required but the thyroid does lots of work involved in metabolism and therefore requires plenty of energy.
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2. Why did the scientists find Henrietta’s cells so important? (What was different about Henrietta’s cells than other cells scientists had used?)
Answer:
Henrietta's cells never died/they kept replicating/they are immortal cells
Explanation:
Cells typically die after so many replication cycles, her cells did not. They are considered immortal cells. They have an over active telomerase that rebuilds the telomeres after each division. Therefore these cells do not age and can continue replicating
Which of the following is not an element?
O A. sodium chloride
O B. nitrogen
O C. hydrogen
O D. oxygen
O E. magnesium
At each level of a food chain, a lot of energy is lost. Only about
ten percent of the energy passes to the next level. Where does
the other 90% of the energy go?
Answer:
The amount of energy at each trophic level decreases as it moves through an ecosystem. As little as 10 percent of the energy at any trophic level is transferred to the next level; the rest is lost largely through metabolic processes as heat.
Explanation:
Match each CDE with the correct category it falls into.
A. Evaluation | B. Technology C. Leadership D. Individual
Answer:
Evaluation
Explanation:
Which boundary has the greatest density change?
Moho
Liquid Solid
no way to know
O Glutenburg
Answer: Glutenburg
Explanation:
The earth subsurface is composed of distinct layers stacked on top of one another. The Layers are named and usually subjected to high temperature and pressure as the depth increases. The layers distinctly include ; the crust, the mantle and the core. The Glutenburg boundary exists between the mantle and the outer core . Hence, it exists at greater depth, hence higher density than the mohorovicic boundary which separates the mantle and the crust. The moho exists at a depth of about 35 km compared to Glutenburg which occurs at a far greater depth of over 2500km beneath the continental crust.
Which type of digestion takes place when chunks of food are physically torn into smaller pieces?
A.) Absorption
B.) Chemical
C.) Elimination
D.) Mechanical
Answer:
a
Explanation:
digestion takes when breaking food in to smaller pieces is absorption
The activities in the cell cycle occur during specific phases. In which phase of the cell cycle is
DNA replicated?
A Mitosis
BG, phase
CG, phase
DS phase
Answer:
the answer is S phase. Have a nice day!