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Varvara68 [4.7K]
4 years ago
7

Ch 26 HW

Physics
1 answer:
Ksivusya [100]4 years ago
5 0

Answer:

Please see the attached picture for the answer.

Explanation:

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What does the octect rule state that explains why atoms bond ?
Simora [160]

Answer:

Explanation:

Atoms naturally bond with each other in an attempt to have 8 or zero valence electrons. This occurs in salts, covalent bonds, and mettalic bonds. This is how the octet rule demonstrates why atoms bond.

Hope this helps!

8 0
3 years ago
3. The following sound waves have what velocity? (convert cm into m in your calculations.)
mestny [16]

The sound waves with the frequency 20 Hz, 200 Hz, 2,000 Hz, and 20,000 Hz have a velocity of 344 m/s.

<h3>What are sound waves?</h3>

A sound wave is a sample resulting from the motion of strength traveling thru a medium (inclusive of air, water, or every other liquid or stable matter) because it propagates from the supply of the sound. Sound waves are created and convey strain waves, for example, a cellphone.

The frequency can be given as:

Frequency = Velocity/ Wavelength

Velocity = Frequency * Wavelength

The velocity of the following sound waves is given as:

  • Frequency = 20 Hz

Wavelength = 17.2 m

Velocity = 20 * 17.2 m/s

Velocity = 344 m/s

  • Frequency = 200 Hz

Wavelength = 1.72 m

Velocity = 200 * 1.72 m

Velocity = 344 m/s

  • Frequency = 2,000 Hz

Wavelength = 17.2 cm = 0.172 m

Velocity = 2,000 * 0.172 m/s

Velocity = 344 m/s

  • Frequency = 20,000 Hz

Wavelength = 1.72 cm = 0.0172 m

Velocity = 20,000 * 0.0172 m/s

Velocity = 344 m/s

Read more about the  sound waves:

brainly.com/question/13105733

#SPJ1

6 0
2 years ago
How are a symbol and a model both examples of a representation?
viva [34]

Answer:

A symbol and a model are both examples of a representation because they are presented in place of the real thing.

Explanation:

A symbol is a sign, a letter, mark, token, figure, or image used to stand in place of an object, function, or process.  For example, co2 is used in Chemistry to represent carbon dioxide.  There are many symbols representing other objects or meanings.  Mathematically, we can state that "a" equals 40.  "a" is a symbol representing the numerical value "40." Similarly, a model is a representation of a structure or a person on a smaller scale.  For example, Architects produce models of buildings and other projects that they design.

6 0
3 years ago
What is acceleration?
bonufazy [111]
I'm pretty sure it's A.
4 0
4 years ago
How could you figure out how fast you can run
Arlecino [84]
Well you first need an equation, then put it on a graph
7 0
3 years ago
Read 2 more answers
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