What are non examples of Asexual reproduction

The angle of incidence is the angle formed between the incident ray and its normal drawn on the plane. So, his statement is wrong.

Law  of reflection states that, when a light ray falls on a reflecting surface  and gets reflected, the angle of incidence becomes equal to the angle of reflection.

Here,

The report given by Stefan is about the law of reflection. In the report, he says that the angle of incidence is the angle between the surface of the mirror and the incoming ray.

This not correct and I disagree with his statement because,

The angle of incidence in optics is defined as the angle formed between the incident ray on the surface and the normal drawn at the point of incidence at the surface of the mirror.

The formation of angle of incidence is given in the figure.

Hence,

The angle of incidence is the angle formed between the incident ray and its normal drawn on the plane. So, his statement is wrong.

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Attaching the image here.

Answer:

B

Explanation:

If you want to control the experiment, you want to make sure that no outside factor could potentially influence your results.

Hence, changing the diet of a hamster would significantly alter any results you may collect.

For example, if you allow hamster A to eat a nutritious diet, while not giving a proper diet to hamster B. Hamster A will perform better, and run further and for longer, because he has more energy.

The answer is B, because you want to make sure no hamster is at an advantage.

The answer is the evaporation of water. As the gas begins to collapse, thermonuclear fusion as a result of the immense gravity at the center of the cloud results in the generation of immense heat and radiation that turns solids and liquid into gaseous form, close to the center of the cloud.

There is a flaw in the statement “This resulted in the nuclear fusion of gases and dust to create the sun and planets at the outer flattened portion of the disk." The sun forms in the center of the cloud since the gravitation effect that drives thermonuclear fusion are strongest in this region. Planets form in the outer regions of the accretion disks where matter attract each other into clumps and gain even more gravitational pull to yank even more matter.

The Nebular theory of planetary system formation does not involve the evaporation of water, nuclear fission of gases, repulsion of gaseous masses, or the change of gases into liquids.

The steps involved in the formation of a new planetary system according to the Nebular theory include:

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The change in potential energy of the book, moved from 1.2 m to 2.6 m above the ground, is 34.3 J.

Change in Potential Energy of a Book

To find the change in potential energy of the system containing the book and Earth, we use the formula for gravitational potential energy: PE = mgh, where m is the mass, g is the acceleration due to gravity (approximated as 9.8 m/s²), and h is the height.

First, calculate the initial potential energy of the book when it is at 1.2 m:

PEinitial = mghinitial

PEinitial = (2.5 kg)(9.8 m/s²)(1.2 m) = 29.4 J

Next, calculate the final potential energy of the book when it is at 2.6 m:

PEfinal = mghfinal

PEfinal = (2.5 kg)(9.8 m/s²)(2.6 m) = 63.7 J

The change in potential energy (ΔPE) is the difference between the final and initial potential energy:

ΔPE = PEfinal - PEinitial

ΔPE = 63.7 J - 29.4 J = 34.3 J

Thus, the change in the potential energy of the system is 34.3 joules.

Satellites in the Global Positioning System (GPS) work together to provide navigation assistance via radio signals.

Satellites work together to aid in navigation in the Global Positioning System (GPS). GPS satellites broadcast radio signals that are used by GPS receivers to calculate precise positions on the Earth's surface. This calculation involves measuring the time it takes for the signals to travel from the satellite to the receiver, which allows the device to compute its distance from multiple satellites and thus pinpoints its location accurately.

Global Navigation Satellite Systems (GNSS) such as GPS, along with other international systems like Galileo, GLONASS, and BeiDou, provide critical Positioning, Navigation, and Timing (PNT) services, which are essential for various applications ranging from military operations to civilian uses like navigation and surveying.

Answer:

increasing the heat under the pan will not raise the water temperature

increasing the heat under the pan will only evaporate water faster

Explanation:

i got this question too, these are the right answers

The free enterprise system allows the citizen to own and operate a private business for profit.

The basic principles of a free enterprise system were laid out by Scottish philosopher Adam Smith in an influential book published in 1776: An Inquiry into the Nature and Causes of the Wealth of Nations. The Nobel-prize winning 20th century economist Milton Friedman said of Adam Smith, "The key insight of Adam Smith's Wealth of Nations is misleadingly simple: If an exchange between two parties is voluntary, it will not take place unless both believe they will benefit from it." Smith argued for such voluntary exchanges within a free market system. He labeled the government-manipulated economic system that was prevailing in his day as "mercantilism," a system in which governments specifically authorized some merchants as the official agents of commerce (rather than endorsing free enterprise). The mercantilist system also viewed wealth as though there were a fixed amount of it available in the world, represented by precious metals such as gold and silver, and that nations were in competition over who got more of that fixed amount of world wealth. Smith saw that wealth was something that could be created and increased through voluntary exchange and free enterprise. Smith's ideas formed the basis for what we have come to know as capitalism.

Coastal climates are moderated by the ocean's heat inertia, leading to cooler summers and milder winters compared to inland areas. This is due to water heating and cooling more slowly than land, which stabilizes temperatures year-round.

Coastal areas tend to experience more moderate weather compared to inland areas due to the influence of large bodies of water like oceans. The heat inertia of water means it heats and cools much more slowly than land does, resulting in coastal climates that are less variable and more moderate, even in places far north that would otherwise experience extreme temperatures. During the summer, one can expect that coastal areas would be cooler than inland regions because the ocean absorbs and retains heat more slowly. Likewise, winters along the coast are typically milder than those experienced inland because the ocean retains heat from the summer longer, releasing it slowly over time.

Facts such as Norway's coastal areas remaining ice-free through winter despite being within the Arctic region, and Canada's west coast receiving significant precipitation, illustrate how nearby water bodies moderate local climates. Similarly, urban areas in Australia like Sydney, Melbourne, and Adelaide experience moderate Type C climates because they are near the ocean, which tends to stabilize temperatures throughout the year, making them more mild compared to the greater fluctuations found in inland or more extreme latitudinal locations.

Answer:

0.32

Explanation: The guy above me said the answer was 4 times the original number. 0.08 times 4 equals 0.32

If the charge of both of the objects is doubled, then the new force would be 0.32 N.

The electrostatic force between two charged objects is determined by using Coulomb's law as follows;

F = kq₁q₂/r²

when the charges are doubled

F₂ = k(2q₁)(2q₂)/r²

F₂ = 4kq₁q₂/r²

F₂ = 4F

F₂ = 4 x 0.08 N

F₂ = 0.32 N

Thus, if the charge of both of the objects is doubled, then the new force would be 0.32 N.

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The critical angle for light going from glycerin to air is approximately [tex]\( 42.47^\circ \)[/tex]

To calculate the critical angle for light going from glycerin to air, we need to use Snell's Law, which states:

[tex]\[ n_1 \sin \theta_1 = n_2 \sin \theta_2 \][/tex]

Where:

[tex]\( n_1 \)[/tex] is the refractive index of glycerin.

[tex]\( n_2 \)[/tex] is the refractive index of air.

[tex]\( \theta_1 \)[/tex] is the angle of incidence.

[tex]\( \theta_2 \)[/tex] is the angle of refraction.

The critical angle [tex](\( \theta_c \))[/tex] is the angle of incidence in the denser medium (glycerin) for which the angle of refraction in the less dense medium (air) is [tex]90[/tex] degrees. At the critical angle:

[tex]\[ \sin \theta_c = \frac{n_2}{n_1} \][/tex]

The refractive index of air [tex](\( n_2 \))[/tex] is approximately [tex]1[/tex]. The refractive index of glycerin [tex](\( n_1 \))[/tex] is approximately [tex]1.47[/tex]

Using these values:

[tex]\[ \sin \theta_c = \frac{1}{1.47} \][/tex]

Now, calculate [tex]\( \sin \theta_c \)[/tex]

[tex]\[ \sin \theta_c = 0.6803 \][/tex]

To find the critical angle [tex]\( \theta_c \)[/tex], take the inverse sine ([tex]arcsine[/tex]) of [tex]0.6803[/tex]

[tex]\[ \theta_c = \arcsin(0.6803) \][/tex]

Using a calculator

[tex]\[ \theta_c = 42.47^\circ \][/tex]

The answer to you qustion is velocity

-got 95%

The smallmouth bass is the organism in the food web that can be a first-level consumer or a second-level consumer depending on its diet.

In the given food web, the organism that is sometimes a first-level consumer and sometimes a second-level consumer is the smallmouth bass.

The smallmouth bass is a first-level consumer when it feeds on the primary consumers, such as crayfish and insects. However, it can also be a second-level consumer when it feeds on other first-level consumers, like the minnows and sunfish.

Therefore, the smallmouth bass can occupy different trophic levels depending on its diet, making it a versatile consumer in the food web.

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Answer:

  one-fourth

Explanation:

In a recent year, over 1 trillion was spent on food in the US, about half of that at grocery stores, and about half for restaurants, food service, and other food outlets. About 250 billion was spent at the four largest grocery chains.

Approximately one-fourth of the nation's food is sold by the four largest grocery chains.

Four large grocery food chains sell approximately three-fourths of the nation’s food

To understand why three-fourths is the correct answer, let's consider the context of the question. The question asks for the approximate percentage of the nation's food sold by four large grocery food chains.

Here are the options provided:

- one-fourth

- one-half

- three-fourths

- 100 percent

Now, let's analyze these options:

- If one-fourth of the nation's food were sold by these chains, it would mean that three-fourths is sold by other, smaller chains or independent stores, which seems unlikely given the market share of large chains.

- If one-half of the nation's food were sold by these chains, it would still imply a significant portion of the market is held by smaller entities, which might be possible but is not the best answer given typical market concentrations.

- If three-fourths of the nation's food were sold by these chains, it would indicate a high level of market consolidation, which is more in line with what we know about the grocery industry in many countries, where a few large chains control a substantial portion of the market.

- If 100 percent of the nation's food were sold by these chains, it would mean there are no other significant sellers of food in the nation, which is highly unlikely.

Given this information, three-fourths is the most accurate approximation of the market share controlled by four large grocery food chains. It reflects the reality that while these chains are dominant, there is still a considerable portion of the market served by other retailers, including smaller chains, independent stores, and specialty markets.