explain the way to get wind energy for our use ​

An atom’s location on the periodic table provides information such as;

1. Atomic number.

2. Number of valence electrons.

3. Atomic weight.

An atom can be defined as the smallest unit which comprises the matter that forms all chemical elements. Thus, atoms are typically the fundamental building blocks of matter and as such determines (defines) the structure of a chemical element.

Generally, atoms are typically made up of three (3) distinct particles and these are;  

Periodic table is an organized tabular array of all the chemical elements arranged in order of increasing atomic number (in rows).

Generally, an atom’s location on the periodic table (the group of elements it belongs to) provides information such as;

1. Atomic number.

2. Number of valence electrons.

3. Atomic weight.

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The magnitude of the electric field along the positive z axis due to the ring is equal to Ez = kqz/√(z² + a²)^{3/2}.

Given the following data:

Radius of ring = a.

Charge of ring = q.

Coulomb's constant, k = = 1/4πε₀.

An electric field can be defined as a region in which charged particles are placed with force being applied on the particle as a result of the field.

In order to determine the magnitude of the electric field along the positive z axis, we would apply Coulomb's law in order to find the electric field due to a point charge:

\(E = k\frac{q}{r^2}\)

Where:

Note: The value of r is equal to √(z² + a²) and cosθ is equal to z/√(z² + a²).

Substituting the value of r into Coulomb's law, we have;

\(E = k\frac{q}{(\sqrt{z^2 + a^2}) ^2}\)

Along the z-direction, the electric field is given by:

dz = dEcosθ

Integrating, we have:

∫dz = ∫dEcosθ

Ez = Ecosθ

\(E_z = (\frac{kq}{(\sqrt{z^2 + a^2}) ^2})\frac{z}{\sqrt{z^2 + a^2}} \\\\E_z = \frac{kqz}{(\sqrt{z^2 + a^2}) ^\frac{3}{2} }\)

Ez = kqz/√(z² + a²)^{3/2}.

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Complete Question:

Consider a uniformly charged ring in the xy plane, centered at the origin. The ring has radius a and positive charge q distributed evenly along its circumference. What is the magnitude of the electric field along the positive z axis due to the ring? Use k in your answer, where k = 1/4πε₀

Answer:

A)  distillation.

Explanation:

Benzene boils at 81∘C while chloroform at about 61∘C. The separation can be done by distillation.

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Answer:

.

Explanation:

Sound waves are caused by vibration ripples in water are caused by disturbance in the molecules

Sound waves are longitudinal (the particles move in the same direction as the wave) as opposed to transversal waves (for example, in a sea wave, the water particles move up and down to form the wave). ... Water being incompressible is one of the reasons why sound waves move much faster in water than ripples.

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Awnswer:

what are the answer chosices

Explanation:

Answer:

Answer: operating large equipment, testing and fixing machinery, recording information, tracking supplies

Explanation:

An increase in the distance between the objects causes a greater change in the gravitational force than the same increase in mass. It depends on the object's mass and acceleration due to gravity.

Mass is an intrinsic unchanging property. Weight is a force and it depends on gravitational force. This force is directly proportional to mass the more mass the object has the stronger the force of gravity will be. Because of this, it turns out that gravity does not matter when we compare the distance traveled by objects with different masses. The important part of the force is air resistance also called drag.

The slope of the graph is the relationship between weight and mass. The slope tells how many newtons of weight pull down on each kilogram of mass. Mass is the measure of the amount of matter in an object. This is an immutable property inherent in the body. Mass cannot be destroyed or created. Weight is the production of mass and acceleration due to gravity.

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Answer:

It is Limiting Reactant

Explanation:

Explanation:

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Only normal acceleration occurs in a uniform circular motion, and it moves in the direction of the center. Tangential acceleration is equal to zero.

A particular kind of motion in which an object moves in a circle at a fixed speed is known as uniform circular motion. Any point on a propeller, for instance, that is rotating at a consistent speed is doing uniform circular motion.

Two properties let us recognize a particle moving uniformly in circles: It travels in a circle with a radius of r and moves at a constant speed v. The particle's acceleration is then radially pointed toward the center of the circular path and has a magnitude of v2/r.

The weight of the toy is: m = 1 k g

The circle's diameter is r = 1.5 meters.

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Answer:

Here is your answer

Explanation:

1.55 V is the answer

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Answer:

transferred from one object to another. Charged objects can exert forces on other charged ... Electric charge can be measured using the law for the forces between charges

The electric force exerted by the +2 C on another +2 C when at a distance of 25 m is 5.76×10⁷ N

F = Kq₁q₂ / r²

Where

F = Kq₁q₂ / r²

F = (9×10⁹ × 2 × 2) / (25)²

F = 36×10⁹ / 625

F = 5.76×10⁷ N

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As energy is transferred through a wave, water particles are set in a circular motion that is option C.

Water particles start to travel up or down as they join a wave. The energy of movement, or kinetic energy, has therefore been transmitted to them. The particles slow down as they go upward or downward towards the wave crest or trough, respectively, from their usual location. The energy of particles in a wave oscillates between kinetic and potential energy, therefore this indicates that some of their kinetic energy has been transformed into potential energy.

The frequency and wavelength of a wave are both measures of its energy, however this varies depending on the type of wave.

The most energetic waves in water are those that move quickly and have a long wavelength, like a tsunami. As speed is constant for electromagnetic waves, the most energetic waves are those with a high frequency and a short wavelength (like X-rays).

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Answer:

D . A mass of 5 kilograms lifted 5 meters in 10 second

Answer:

Smoking damages the respiratory system by irritating the trachea and larynx due to the toxic chemicals and by causing swelling and narrowing of the airways and excess mucus in the lung passages. Two conditions that can develop when a person smokes is breathlessness and reduced lung function.

Explanation:

Smoking causes damages to the respiratory system by narrowing the airways and filling an excess of mucus in the lungs. It is a bad habit that may cause emphysema and chronic bronchitis.

Cigarettes contain more than 500 chemical substances in addition to nicotine, an addictive substance found in tobacco.

Cilia are hair-like projections localized in the airways that act to eliminate mucus and foreign (potentially harmful) matter.

The toxic compounds contained in cigarettes can paralyze the cilia in the airways and destroy them.

Smoking may produce:

In consequence, smoking is associated with chronic obstructive pulmonary diseases, including chronic bronchitis or emphysema.

In conclusion, smoking causes damages to the respiratory system by narrowing the airways and filling an excess of mucus in the lungs. It is a bad habit that may cause emphysema and chronic bronchitis.

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These Milky Way companion galaxies are easily visible from dark locations in the Southern Hemisphere. Prime examples of erratic galaxies are the Large and Small Magellanic clouds (left and right, respectively).

In comparison to a rich cluster, the poor cluster typically has a slightly more erratic shape. A number of smaller galaxies orbit each major spiral. The Small and Large Magellanic clouds are the two most well-known examples of atypical galaxies.

When two galaxies collide, irregular galaxies frequently result. This unusual Cartwheel Galaxy was created when a tiny galaxy slid through the centre of a massive spiral galaxy.

Therefore, Rich clusters are other clusters that include hundreds to thousands of galaxies. A weak cluster can't cling to its members strongly because of its low bulk.

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A black hole forms as a star collapses when it ceases emitting radiation from fusion reactions. This occurs after the star has consumed hydrogen, helium, then through iron.

Star evolution refers to the process by which stars evolve (change) over time.

A black hole can be defined as a collapsed star where the gravitational field in its nucleus becomes greater than particles cannot escape from it.

In consequence, black holes are cosmic bodies in which gravity is so powerful that nothing (i.e., particles, radiation, light, etc.) can escape from them.

Nuclear fusion refers to the energy reactions produced by the fusion of hydrogen at the core of a star, thereby becoming helium.

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Answer:

hope this helps love! There are three methods of heat transfer: conduction, convection, and radiation. Cooking of food usually uses a combination of these methods. Conduction transfers the heat using direct contact; food is heated directly in a metal pan, in a liquid, or surrounded by air. ... The heat from the water is transferred to the egg.

Explanation:

When the water is heated, thermal expansion happens so the particles move farther apart and then the hot water moves up because it is less dense then the colder water. ... Convection is happening because when air is heated by the fire, the air becomes less dense and moves up because denser things sink.

1.  The dispersion angle can be calculated as follows:

The angle of refraction for red and violet light using Snell's Law. For red light:

sin(41.00°)/1.638 = sin(θ)/1, where θ is the angle of refraction.

Solving for θ, we get θ = 24.42°.

Similarly, for violet light:

sin(41.00°)/1.668 = sin(θ)/1,

solving for θ, we get θ = 24.07°.

The dispersion angle is then the difference between these two angles:

Δθ = θ_violet - θ_red = 24.07° - 24.42° = -0.35°.

Therefore, the dispersion angle is -0.35°.

2. Let w be the width of the beam at the bottom of the block, as measured along the bottom surface. Then, for red light:

sin(24.42°)/1 = sin(θ)/1.638,

solving for θ, we get θ = 16.68°.

Using the same approach for violet light, we get θ = 16.48°.

The width of the beam at the bottom of the block is then:

w = 13.5 cm × tan(16.68°) + 13.5 cm × tan(16.48°) = 6.69 cm.

Therefore, the width of the beam at the bottom of the block is approximately 6.69 cm.

3.  When the rainbow-colored beam emerges from the bottom of the block, the exiting rays of light are once again refracted at the air-glass interface, and they spread out further due to the dispersion of the glass.

Dispersion refers to the phenomenon of a wave or radiation being separated into its component frequencies as it passes through a medium. This occurs because different frequencies of the wave travel at different speeds through the medium, causing them to spread out and separate.

One common example of dispersion is the separation of white light into its constituent colors when it passes through a prism. The different colors of light are refracted differently, causing them to separate into a rainbow-like spectrum. Dispersion is also an important phenomenon in the study of materials, particularly in optics and acoustics. In materials, dispersion can result in the absorption or reflection of certain frequencies, affecting the overall properties of the material.

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In an aqueous solution, ions are the constituents that can transmit charge in a current. Ions are atoms or molecules that have a net electric charge due to the loss or gain of electrons.

These ions, which can be positively or negatively charged, move through the solution and facilitate the flow of electric current. When electric current is applied to an aqueous solution, the ions are able to move and carry charge from one place to another. This movement of ions is called ionic conduction and is the basis for the electrical conductivity of aqueous solutions.

   In aqueous solutions, the ions are usually in the form of charged particles, such as sodium (Na+) and chloride (Cl-). These ions can move through the solution, carrying charge with them, allowing them to transmit a current.

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Answer:

Its upside down

Explanation:

I recommend asking a teacher for help

The findings that most likely contributed to Jenna's conclusion were a change in smell. Option A is correct.

A fragrance, usually an unpleasant one: The smell of sweaty feet was palpable throughout the space. Our body odor has a big impact on the kinds of scents we enjoy.

The complete question is;

"Jenna pulled out an open bowl of leftover mashed potatoes from the fridge and smelled something different. She discovered that since the potatoes were initially placed there, chemical changes had taken place. Which facts most likely supported Jenna's judgment?

a change of odor

a decrease in temperature

a change in moisture content

a decrease in mass"

The observation that most likely inspired Jenna to draw her conclusion was a change in odor.

Hence, option A is correct.

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Answer:

A change in odor

Explanation:

This equation shows that the ratio of the speeds of the blocks at point A and A' is equal to the tangent of the angle of inclination of the block-pushing surface, which is a measure of the steepness of the surface and the force applied to the block.  

The ratio of the speeds vA and vA' is given by the formula: vA/vA' = tan(δ)

where δ is the angle of approach between the blocks at point A and the angle of departure at point A'.

If the blocks are moving in the same direction and at the same time, then the angle of approach and the angle of departure are equal and given by the angle of inclination of the block-pushing surface, which is denoted by the symbol θ.

Therefore, we have:

θ = δ

Substituting this value of θ into the formula for the ratio of speeds, we get:

vA/vA' = tan(δ)

Simplifying this expression, we get:

vA/vA' = tan(θ)

This equation shows that the ratio of the speeds of the blocks at point A and A' is equal to the tangent of the angle of inclination of the block-pushing surface, which is a measure of the steepness of the surface and the force applied to the block.  

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Answer:

\(0.70\; {\rm kg}\).

Explanation:

If an object of mass \(m\) is travelling at a velocity of \(v\), the momentum \(p\) of that object would be \(p = m\, v\).

In this question, both momentum \(p\) and velocity \(v\) are given, and mass \(m\) needs to be found. Hence, rearrange the equation \(p = m\, v\) and solve for \(m\!\):

\(\begin{aligned} m &= \frac{p}{v} \\ &= \frac{3.22\; {\rm kg \cdot m \cdot s^{-1}}}{4.6\; {\rm m\cdot s^{-1}}} \\ &= 0.70\; {\rm kg}\end{aligned}\).

Therefore, the mass of this ball would be \(0.70\; {\rm kg}\).

Answer:

A

Explanation:

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if a robin with an assimilation efficiency of 30% and a production efficiency of 20% consumes 200 grams of worms, the expected increase in biomass of the bird would be 12  grams.

The expected increase in biomass

=200 g*  0.3* 0.2

= 12

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Answer:

22 cm ^3

Explanation:

P1 V1   = P2 V2         with constant mass and temperature

11 ( 5 x 10^5 ) =  x  ( 2.5 * 10^5)

x = 22 cm^3              ( when you 1/2 the pressure, you double the volume)

It takes approximately 108 days for the radioactive material to decay to 2/5 grams.

To find the number of days it takes for the radioactive material to decay to 2/5 grams, we can use the concept of half-life.

Given:

Half-life of the radioactive material = 6 days

Initial amount of the material = 2 grams

We need to determine the time it takes for the material to decay from 2 grams to 2/5 grams.

Let's calculate the number of half-lives required to reach 2/5 grams:

2 grams → 1 half-life

1 gram → 2 half-lives

1/2 gram → 3 half-lives

1/4 gram → 4 half-lives

1/8 gram → 5 half-lives

1/16 gram → 6 half-lives

1/32 gram → 7 half-lives

1/64 gram → 8 half-lives

1/128 gram → 9 half-lives

1/256 gram → 10 half-lives

1/512 gram → 11 half-lives

1/1024 gram → 12 half-lives

1/2048 gram → 13 half-lives

1/4096 gram → 14 half-lives

1/8192 gram → 15 half-lives

1/16384 gram → 16 half-lives

1/32768 gram → 17 half-lives

1/65536 gram → 18 half-lives

Therefore, it takes approximately 18 half-lives for the material to decay to 2/5 grams.

Since the half-life is 6 days, the total time it takes can be calculated by multiplying the number of half-lives by the half-life period:

Total time = 18 half-lives * 6 days/half-life = 108 days

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The formula for the mass remaining after t years for a sample of radium-226 with an initial mass of 100mg is given by \($M(t) = 100 \times 0.5^{t/1590}$\). After 1000 years, the mass is approximately 87mg. The mass will be reduced to 30mg after approximately 2167 years.

(a) The decay of radium-226 follows an exponential decay model, where the amount of radium remaining decreases by half every 1590 years. The formula for the mass remaining after t years can be derived using the half-life concept. Let M(t) represent the mass remaining after t years, then the equation can be written as \($M(t) = 100 \times 0.5^{t/1590}$\). Here, 100 represents the initial mass of the sample, and 0.5 is the decay constant derived from the half-life.

(b) To find the mass after 1000 years, we substitute t = 1000 into the formula: \($M(1000) = 100 \times 0.5^{1000/1590}$\). Evaluating this expression gives us approximately 87mg.

(c) To determine when the mass will be reduced to 30mg, we need to solve the equation \($M(t) = 30$\) for t. Substituting M(t) and rearranging the equation gives us \($100 \times 0.5^{t/1590} = 30$\). Solving this equation, we find t ≈ 2167 years. Therefore, it will take approximately 2167 years for the mass of the radium-226 sample to be reduced to 30mg.

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