The sentence can be completed as follows:
"Electricity is the movement of charges from one atom to another along a conductor."
The movement of the the charges is due to the presence of a potential difference across the conductor, which pushes the charges. More specifically, in normal conductors, the carriers of electricity are the electrons. Therefore we can rewrite the sentence as
"Electricity is the movement of electrons from one atom to another along a conductor."
Electricity is the flow of electrons from one atom to another along a conductor such as a metal wire. This motion is driven by a potential difference or voltage. While the overall speed of electron movement is slow, the propagation of the electrical effect (current) is near light speed.
Electricity is the movement ofelectrons from one atom to another along a conductor. These carriers of electric charge move due to potential difference, also known as voltage. For example, in a metal wire, free electrons move from the negative (low potential) end towards the positive (high potential) end of the wire, creating a flow of electricity.
An interesting detail is that while the electrons move quite slowly overall, the electric effect they produce, the electric current, propagates almost at the speed of light.
The conductor is a material that allows this movement of electrons to occur efficiently, metals like copper or silver are typical conductors.
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b. speed of the wave.
c. distance between wave crests.
d. time for one full wave to pass.
Answer:
b. speed of a wave
Explanation:
The speed of a wave is defined as the product between the wave's frequency and the wave's wavelength:
where
is the wavelength of the wave
f is the frequency
Therefore, we see that this matches the definition listed in choice B:
b. speed of the wave.
The other options are:
a. number of waves passing a point in a second. --> frequency
c. distance between wave crests. --> wavelength
d. time for one full wave to pass. --> period
The product of the frequency and wavelength of a wave equals the speed of the wave. This is a fundamental principle in wave mechanics in physics.
The product of the frequency and the wavelength of a wave equals the speed of the wave. This is a fundamental principle in physics related to wave mechanics. To illustrate, if you have a wave with a frequency of 2 Hz and a wavelength of 3 meters, the speed of the wave would be 2 Hz * 3 m = 6 m/s.
Here, the frequency corresponds to how often the wave oscillates up and down per second, whereas the wavelength is the distance between successive wave crests. Together, they dictate the speed of the wave.
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Answer:
show how you would connect three resistors each of resistance 6 ohm so that the combination has a resistance of first 9 ohm second 4 ohm
Explanation:
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An IUPAC name for a covalent compound is ethane. For covalent compounds, IUPAC names are based on the composition and structure of the molecules. Covalent compounds typically consist of nonmetals or a combination of nonmetals and metalloids.
Ethane (C₂H₆) is a covalent compound that consists of two carbon atoms bonded to each other with single bonds, and each carbon atom is also bonded to three hydrogen atoms.
Other examples of IUPAC names for covalent compounds include:
Methane (CH₄)
Propane (C₃H₈)
Ethene (C₂H₄)
Nitrogen dioxide (NO₂)
These names are derived based on the IUPAC rules for naming covalent compounds, which consider the number and types of atoms present in the molecule.
To know more about covalent compounds:
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