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uysha [10]
3 years ago
7

Which of the following represents the shortest distance?

Chemistry
1 answer:
natulia [17]3 years ago
8 0

Answer:

28.0 centimeters i believe

Explanation:

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A. Match the term with its definition. (1 point)
Assoli18 [71]

Taking into account the definition of wavelength, frecuency and propagation speed:

  • Frequency: The number of waves passing a point in 1 second.
  • Wavelength: The distance between two adjacent wave peaks.
  • Velocity:  The direction and speed at which a wave is traveling.

The equation that illustrates the relationship between wave velocity, frequency, and wavelength is v = f×λ.

<h3>Wavelength</h3>

Wavelength is the minimum distance between two successive points on the wave that are in the same state of vibration. It is expressed in units of length (m).

<h3>Frequency</h3>

On the other side, frequency is the number of vibrations that occur in a unit of time. Its unit is s⁻¹ or hertz (Hz).

<h3>Propagation speed or velocity</h3>

Finally, the propagation speed is the speed with which the wave propagates in the medium, that is, it is the magnitude that measures the speed at which the wave disturbance propagates along its displacement.

The propagation speed relate the wavelength (λ) and the frequency (f) inversely proportional using the following equation:

v = f×λ

All electromagnetic waves propagate in a vacuum at a constant speed of 2,998 x 10⁸ m / s, the speed of light.

Therefore, the previous expression establishes an inversely proportional relationship between the frequency and the wavelength: The higher the frequency, the lower the wavelength and when the frequency is lower, the greater the wavelength.

<h3>Summary</h3>

In summary, the definition of frequency, wavelength and velocity are:

  • Frequency: The number of waves passing a point in 1 second.
  • Wavelength: The distance between two adjacent wave peaks.
  • Velocity:  The direction and speed at which a wave is traveling.

Finally, the equation that illustrates the relationship between wave velocity, frequency, and wavelength is v = f×λ.

Learn more about wavelength, frecuency and propagation speed:

<u>brainly.com/question/2232652?referrer=searchResults</u>

<u>brainly.com/question/7321084?referrer=searchResults</u>

<u>brainly.com/question/14946166?referrer=searchResults</u>

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3 0
2 years ago
What converts electric energy to radiant energy and thermal energy?
riadik2000 [5.3K]

Answer:

Many things, but i think a toaster...

Explanation:

8 0
3 years ago
A crucible is a severe test or trial. It is also a vessel in which materials are melted at high temperatures to produce a more r
zhannawk [14.2K]

In this drama, a crucible would represent the constant building action leading to the climax of the pot.

What is crucible?

A crucible is a ceramic as well as metal vessel used to melt metals or subject other substances to extremely high temperatures. Crucibles can be made from any material that can withstand temperatures high enough to melt and otherwise change their contents, despite historically being most frequently made of clay. The crucible's shape has changed over time, with designs that take into account both regional variation and the process for that they are used. The earliest crucible forms date to Iran and Eastern Europe in the sixth or fifth millennia B.C.

Similar to the contents of a crucible, the characters seem to be constantly enduring severe trials; in this case, the witching trials. The crucible would, in my opinion, symbolize the town itself and its residents. The symbolism of this suggests a theme of the townspeople going through the witching trials and coming out with a "refined" lesson. The unnecessary accusations and trials will teach a hard lesson to the people who live within the town and influence their future.

To learn more about crucible click on the given link:
brainly.com/question/27816330
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4 0
1 year ago
Which of the following best explains how subsoil becomes rich in minerals?
balu736 [363]
The nurse<span> is </span>caring<span> for a </span>client<span> with a temperature of 104.5 degrees Fahrenheit.  A health </span>care provider<span> prescribes 500 mg of an antibiotic intravenous  While undergoing a soapsuds </span>enema, theclient reports abdominal<span> cramping.</span>
5 0
2 years ago
I wanted known how many of the reaction below is energy released
Tema [17]

Answer:

2

Explanation:

In two reactions energy is released.

1) C₆H₁₂O₆ + 6O₂    →    6H₂O + 6CO₂ + heat

It is cellular respiration reaction.It involves the breakdown of glucose molecule in the presence of oxygen to yield large amount of energy. Water and carbon dioxide are also produced as a byproduct.

Glucose + oxygen → carbon dioxide + water + 38ATP

2) 2H₂ + O₂   →    2H₂O  ΔH = -486 kj/mol

The given reaction is formation of water. In this reaction oxygen and hydrogen react to form water and 486 kj/mol is also released.

The reaction in which heat is released is called exothermic reaction.

Exothermic reaction:

The type of reactions in which energy is released are called exothermic reactions.

In this type of reaction energy needed to break the bonds are less than the energy released during the bond formation.

For example:

Chemical equation:

C + O₂   →  CO₂

ΔH = -393 Kj/mol

it can be written as,

C + O₂   →  CO₂ + 393 Kj/mol

Endothermic reactions:

The type of reactions in which energy is absorbed are called endothermic reactions.

In this type of reaction energy needed to break the bond are higher than the energy released during bond formation.

For example:

C + H₂O   →  CO  + H₂

ΔH = +131 kj/mol

it can be written as,

C +  H₂O  + 131 kj/mol  →  CO  + H₂

5 0
2 years ago
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