Answer: C: Silicon
Explanation: Makes up 27.7% of Earths crust. Iron takes up 8.1% so I would say the answer is silicon.
Students planned an investigation using pea plants. They compared the rate of oxygen consumption in pea plants that were watered daily to the rate of oxygen consumption in pea plants that were not watered. Which question were these students MOST LIKELY investigating? Do pea plants carry out photosynthesis? Does the amount of water a plant receives affect photosynthesis? © Is the rate of cellular respiration related to the amount of water a plant receives? O Do pea plants carry out cellular respiration?
Answer:B, Does the amount of water a plant receives affect photosynthesis?
Explanation:
What happens when the trade winds from South America break down?
Answer:
As a result of the reduced trade winds, warmer water from the western Pacific surges eastward, flattening the sea level. The thermocline in the eastern Pacific sinks as a result of the accumulation of warm surface water.
Explanation:
A male chicken, at least eight months of age, is a.
Answer:
Boiler
At 6 to 9 months, a chicken becomes a boiler. They are not actually boilers, however, they have that classification name at that point in their lives.
Which of these sources would be most appropriate to use for a research project investigating the effects of antibiotics on the disease-causing organism, E. coli?
The Evening Report - a national television news program
The Daily News - a local newspaper
The World Today - a weekly magazine of important events
The Journal of Bacteriology - a national professional journal
The Journal of Bacteriology - a national professional journal would be most appropriate to use for a research project investigating the effects of antibiotics.
What is a Journal?This is defined as a newspaper or magazine that deals with a particular subject or professional activity.
Option D was chosen as the most appropriate choice because the journal deals with Bacteriology which is related to effects of antibiotics on pathogens.
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An animal is born with a random mutation that results in larger than normal ears for its species. As a result, the animal is able to hunt both small and large prey.
How can this mutation be best described?
vive increases
What’s the answer
You already selected it! It's a beneficial effect since the animal's ability to survive increases! :)
What tools do meteorologists use to predict the weather?.
Answer:
Automated surface-observing systems. For years, weather conditions were manually observed and recorded each hour. ...
AWIPS. When it's close to zero and snowing. ...
Doppler Radar. Meteorologists use Doppler Radar systems in observing severe storms that might happen. ...
Radiosonde. ...
Supercomputers. ...
Explanation:
Binomial nomenclature is important in the classification of organisms because... question 3 options: it's a scientific name. it's more specific than a common name. it has a two part system with italics and a capital genus and lowercase species. it is recognized by scientists everywhere no matter where they're from.
Binomial nomenclature is important in the classification of organisms because it is recognized by scientists everywhere no matter where they're from.
How is binomial nomenclature used to identify organisms?“Binomial nomenclature is the biological system of naming the organisms in which the name is organised of two words, where, the first word indicates the genus and the second term indicates the species of the organism.
Thus, it is recognized by scientists everywhere no matter where they're from
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Which of the following is not a future consequence of bioenergy use?
Increased ethanol production
Fewer greenhouse gas emissions
Increasing prices for biofuel crops
Less deforestation and land use
We can confirm that Increased ethanol production is not a consequence of bioenergy use.
Why is ethanol production not a consequence of bioenergy?This has to do with the fact that there would be no need for increased production of ethanol when using bioenergy. This is due to the fact that biomass naturally produces ethanol and that most bioenergy does not rely on ethanol to be created.
Therefore, we can confirm that Increased ethanol production is not a consequence of bioenergy use.
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Answer: less deforestation and land use
Explanation: took test
I'LL GIVE BRAINLEST!
Describe what a convection current is. Explain how the Sun causes convection currents in the atmosphere. Then explain how these convection currents cause winds.
Answer:
Ok so i will try my best to describe the answers:
1) a convection current is like a boiling pot of soup. the burner heats up the soup on the bottom. hot air always goes up because the molecules become more active, making them space out upward. the hot soup travels up through the center of the pot, and the cold soup up top travels down towards the edges of the pot to replace the hot soup that just moved up. the process keeps on going and going until there is no more heat, or until the burner turns off.
2&3) the sun makes everything warmer, so when the sun touches Earth's surface, it warms up the air around it. as soon as the air warms up, it goes up into the atmosphere, like the pot of soup example. then, cold air from the top moves in to replace the hot air. with so many molecules of air moving at one time, it makes gusts of wind during the movement. when it is really windy, that means that there is a lot of hot air moving up and cold air moving down. when there is no wind, that means that every molecule is where it is supposed to be, not disturbing one another.
I hope this helps :D
The Sun's heating of the Earth's surface generates convection currents in the atmosphere. These convection currents, driven by differences in temperature and density, lead to the formation of winds as warm air rises and cooler air sinks.
The combination of convection currents and the Coriolis effect creates the intricate wind patterns and circulation systems that influence weather and climate across the globe.
A convection current is a process of heat transfer that occurs in fluids (liquids or gases) where warmer regions of the fluid rise while cooler regions sink. This phenomenon is driven by differences in temperature and density within the fluid. As a fluid is heated, it becomes less dense and rises, while cooler, denser fluid sinks to replace it. This movement forms a circular pattern known as a convection current.
The Sun plays a crucial role in generating convection currents in Earth's atmosphere. The Sun's energy reaches the Earth primarily in the form of sunlight. When sunlight strikes the Earth's surface, it warms the air close to the surface. Warmer air is lighter and less dense, causing it to rise. As this warm air rises, it creates a region of lower pressure at the surface. Cooler, denser air then rushes in to fill the void, creating a cycle of rising warm air and sinking cool air. This cycle sets up convection currents within the atmosphere.
Convection currents in the atmosphere are a major driving force behind the formation of winds. As warm air rises at the equator due to the Sun's heating, it creates a low-pressure area near the surface. Cooler air from higher latitudes flows in to replace the rising warm air, creating wind patterns. These wind patterns are known as the trade winds near the equator, prevailing westerlies in mid-latitudes, and polar easterlies near the poles.
Additionally, the rotation of the Earth (Coriolis effect) influences the direction of these winds, causing them to curve rather than blow in a straight line. This effect leads to the development of distinct wind belts and circulation patterns around the Earth.
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A car goes 65 km/h for 4.5 hours. give the distance covered by the car.
Answer:
292.5 km
Explanation:
In order to solve this problem, we will simply need to multiply the amount of miles driven in an hour, and how many hours.
The formula is: Distance=Speed x Time
In this case:
Speed: 65 km/h
Time: 4.5 hrs
Now, we will just need to multiply. 65 x 4.5 = 292.5
The answer is 292.5 km.
These are not in order, Can u please put them In order
Answer:
3 / 4 / 5 / 2/ 1
Explanation:
Hope this helps.
A science class is planning an investigation about gravity and objects on Earth. In three to four sentences, explain the steps the class should take to provide data to help them make a conclusion about the effect of gravity on objects of different masses
Gravity is a force that differentially affects objects depending on their masses. It is also a physical property.
What does gravity mean?Gravity is a force capable of pulling objects and/or materials toward each other depending on their masses.
Gravity on the Earth planet is able to maintain minor bodies (e.g., organisms) on its surface.
Gravity is a physical property because it varies depending on the objects that are involved (for example, gravity on Earth and Mars is not equal).
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Which weather component mostly affects the type of precipitation that falls in a certain area?
Air temperature
Humidity
Wind direction
Wind speed
The answer is air temperature
Answer:
Air temperature
Explanation:
The air temperature weather component mostly affects the type of precipitation that falls because when the air is warm it decreases the chance of rain, but when it is cold it increases the chance of rain
In which procedure is 70 to 85% of the stomach removed and the rest stapled to create a vertical tube-shaped stomach with limited capacity?
The procedure in which 70 to 85% of the stomach is removed and the remainder stapled together to create a vertical tube-shaped stomach with limited capacity. The name of this procedure is bariatric surgery.
What is the purpose of bariatric surgery?Bariatric surgery is a procedure indicated to treat cases of severe obesity. It became known as "stomach reduction" because it changes the organ's original shape and reduces its ability to receive food, making it difficult to absorb an exaggerated number of calories.
With this information, we can conclude that the procedure in which 70 to 85% of the stomach is removed and the remainder stapled together to create a vertical tube-shaped stomach with limited capacity. The name of this procedure is bariatric surgery.
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What can influence the population growth of organisms?
Answer:
Population growth rate is affected by birth rates, death rates, immigration, and emigration. If a population is given unlimited amounts of food, moisture, and oxygen, and other environmental factors, it will show exponential growth.
Explanation:
:)
Shale is a common sedimentary rock. Which of these was required to form shale?
evaporating
condensing
melting
compacting
Answer:
Compacting.
Explanation:
Image listed below!————-
Answer:
if i'm not mistaken it would be 4/4 because Hmzygous dominant with hmzygous dominant will only produce Hmzygous dominant offspring
How is preimplantation genetic diagnosis used in the future?
Please help
Thank you
Answer:
In recent years PGD technology has been increasingly used by infertile patients undergoing IVF treatment, in order to screen their embryos for chromosomal abnormalities. Aneuploidy is extremely common in human embryos and leads to a developmental arrest, implantation failure and spontaneous abortion.
I WILL GIVE THE BRAINLEST TO WHOEVER ANSWERS THIS FIRST PLS I NEED HELP AND QUICK.
What is the difference between a scientific theory and a scientific law?
O A. A theory is a description of natural events. A law attempts to
explain the causes of natural events.
B. A law is an educated guess. A theory is a fact.
C. A law is a description of natural events. A theory attempts to
explain the causes of natural events.
D. A theory is an educated guess. A law is a fact,
Answer:
the answer should be C since a theory is not correct to be an educated guess.
How many dna molecules are in three pair of homologous chromosomes
Answer:
Thus during metaphase of mitosis, each chromosome (i.e., each chromatid pair) will contain two molecules
Explanation:
double stranded DNA (one molecule per sister chromatid). The following diagram depicts the behavior of one homologous pair of chromosomes during mitosis.
Six DNA molecules are there in three pairs of homologous chromosomes. This is because each homologous chromosome will contain two molecules of double-stranded DNA.
What do you mean by Homologous chromosomes?Homologous chromosomes may be defined as two chromosomes of the same length, position, and structure one inherited from the father's side and the other from the mother's side.
The amount of genetic material may vary from phase to phase of the cell cycle. But at the time of metaphase during mitosis, each chromosome will possess two molecules of DNA.
Therefore, Six DNA molecules are there in three pairs of homologous chromosomes.
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Is yeast unicellular or multicellular organisms?
What happens when carbon dioxide from the atmosphere dissolves in seawater.
Answer:
When carbon dioxide dissolves in seawater, most of it becomes bicarbonate ions and hydrogen ions. This increase in hydrogen ions is what decreases the pH. In addition, some of the hydrogen combines with carbonate to form more bicarbonate, decreasing the concentration of carbonate in seawater.
When carbon dioxide dissolves in seawater, most of it becomes bicarbonate ions and hydrogen ions. This increase in hydrogen ions is what decreases the pH.
When carbon dioxide dissolves from the air into the ocean?The ocean takes up carbon dioxide through photosynthesis by plant-like organisms carbon dioxide dissolves in water. It reacts with seawater, creating carbonic acid.
Thus, it becomes bicarbonate ions and hydrogen ions. This increase in hydrogen ions is what decreases the pH.
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Compare aerobic and anaerobic respiration. Which produces more energy (ATP?) Why?
Answer:
Aerobic respiration is far more energy-efficient than anaerobic respiration. Aerobic processes produce up to 38 ATP per glucose. Anaerobic processes yield only 2 ATP per glucose
Read the article and use the information to answer the following question. Somatotypes What are three types of body shapes that can result from the structure of a skeleton?
Answer:
Ectomorphs (tall and thin)
Mesomorphs (shorter and muscular)
Endormorphs (apple or pear-shaped)
Explanation:
Which statements about eclipses are true? check all that apply.
A total lunar eclipse has a reddish colour, The moon moves between Earth and the Sun during a solar eclipse, and A lunar eclipse occurs during a full moon.
How was the eclipse discovered?Scientists have examined eclipses since age-old times. Aristotle observed that the Earth's shadow has a circular form as it moves across the moon. He declared that this must mean the Earth was round.
Thus, the above-mentioned statements about the eclipses are true.
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To what level of organization does a paramecium belong to?
The level of organization that a paramecium belongs to is : Unicellular protozoa
What are paramecium?Paramecium are unicellular protozoa that belongs to the kingdom Protista. they are unicellular because they are comprised of a single cell organization. Paramecium are found in aquatic habitats such as freshwater and brackish waters.
Hence we can conclude that The level of organization that a paramecium belongs to is Unicellular.
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Please someone help me with these.
What happens in the light reaction of photosynthesis?
What happens in the dark reaction of photosynthesis?
What five factors affect photosynthesis and its rate? How?
Answer: The light reaction is the initial stage of photosynthesis which traps light energy to produce ATP and NADPH, whereas dark reaction is the second step of photosynthesis which utilizes the energy from ATP and NADPH to produce glucose.
Explanation: I hope this helps you:)
If you are to conduct a DNA analysis using a blood sample which of the blood components will you use
1.) Red Blood Cells
2.) White Blood Cells
3.) Plasma
4.) Platelets
If you are to conduct a DNA analysis using a blood sample which of the blood components will you use
Options :-1.) Red Blood Cells
2.) White Blood Cells
3.) Plasma
4.) Platelets
Answer:-Option 2.) White Blood Cells
Explanation:- Red Blood Cell(RBC) , Plasma , Platelets lack DNA White Blood Cell (WBC ) only have DNA RBC lack nucleus to make space for O2 as the work is to carry O2 with help of hemoglobin Platelets are the cell fragments of the large cells they help in clotting so too lack nucleusPlasma is the fluid part of the blood. so it contain water in its most part and too lack DNA bez plasma don't contain any cells WBC are the only cells which have well defined nucleus with DNA in above mentioned optionsWhich animals are cold-blooded, breathe with lungs, most lay eggs, although in some the eggs hatch inside the female, and have scales or plates? question 17 options: fish reptiles mammals amphibians
Answer:
Fish is the answer
Explanation:
Tell me if I’m wrong or right, it just makes the most sense.
Also this is my first brainless answer!
According to the given information, the animals belong to reptiles.
What are the characteristics of reptiles?The class reptiles are cold-blooded animals which means that the temperature of their body changes according to the surrounding temperature.They mostly lay eggs and in some cases, the eggs are hatched by the females inside the water.Their body has scales or plates to protect themselves from predators. They live on land and in water for some time and respire using their lungs.Thus, the animals belong to reptiles.
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Which of the following can cause beach erosion? Select the two correct answers. (1 point)
-ocean currents
-shifting shorelines
-sandbars
-dune vegetation
-storm waves
Answer:
one.
Which of the following is one effect storm waves have on a beach?
movement of beach sand to a sandbar
2.
How are waves related to shifting shorelines?
Waves can cause shifting shorelines.
3.
Which of the following can cause beach erosion? Select the two correct answers.
storm waves
ocean currents
Explanation:
if you dont believe that these are the answers thats all right there 200% correct you can check for yourself
Strom waves and ocean currents cause beach erosion.
What is beach erosion?
Sand is lost due to beach erosion, which is often caused by a mix of wind and water movement. Sand is moved to deeper water or to another coastal location by being scooped up off the beach. Beaches seem shorter and lower as a result of this process.
Sand particles make up the majority of beach deposits, and waves can quickly dissolve them.
These deposits are made up of terrestrial silt transported to the coast by rivers, marine sediment reworked from offshore deposits onto the coast, and sediment created by wave erosion of coastal landforms.
Therefore, Strom waves and ocean currents cause beach erosion.
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