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Varvara68 [4.7K]
3 years ago
7

HURRY!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Physics
1 answer:
Burka [1]3 years ago
4 0
The correct matches are as follows:

<span>1. Mechanical Energy
</span>This is the energy of motion and position - Kinetic Energy and Potential Energy are included here. 
<span>
2. Electrical Energy
</span>This is the type of energy that is given off as a result of electrons (charges!) moving through a conductor. 
<span>
3. Light Energy
</span>This is the only form of energy we can see with our eyes! 
<span>
4. Thermal Energy
</span>This is heat energy! It can be transferred through conduction, convection, or radiation. 
<span>
5. Sound Energy
</span>This is energy that is transmitted through vibrations. 
<span>
6. Kinetic Energy
</span>This is the energy that all moving objects have. <span>

7. Potential Energy
</span>This is stored energy, waiting to be used! 
You might be interested in
As more resistors are added in series across a constant voltage source, the power supplied by the source: A) does not change. B)
Anon25 [30]

As series resistors are added, the resistance is added directly so the total resistance will be equal to

R_T = R_1+R_2+R_3... R_{\infty}

Since the power is determined as

P = \frac{V^2}{R}

We have there that

P \propto \frac{1}{R}

The power is inversely proportional to the increase in resistance, so it will tend to decrease as more resistors are added in series.

The correct answer is: C.

4 0
3 years ago
Which of the following describes the measure of current
stiks02 [169]

Answer:

b. The rate at which charge flows

Explanation:

First we must complete the question:

Which of the following describes the measure of current:

a. The quality of the charge flow

b.The rate at which charge flows

c. The ability for something to have a charge flow

d.The potential for a charge to flow

The answer is b) The rate at which charge flows

The electric current is the electric charge flow that passes through a conductive material for a certain period of time. It is expressed in C / s, culombios per second in the international system of units, and the unit is known as Ampere (a)

The charge can be defined by culombio [C]

4 0
3 years ago
Ken wants to jump and have some fun too! Barbie loans Ken her bungee cord. Is this a good idea? Explain with evidence and reason
skelet666 [1.2K]

Answer:

????????????????????????

4 0
3 years ago
Read 2 more answers
Knjdjdedjddjdddejjjjjjjj
Svet_ta [14]
U hi why exactly are you trying to do
8 0
2 years ago
Two semiconductors are identical except that one has a band gap of 1.2 eV, while the other has a band gap of 1.1 eV. The room te
solong [7]

To solve this problem it is necessary to apply the relationship given by the intrinsic carrier concentration, in each of the phases.

The intrinsic carrier concentration is the number of electrons in the conduction band or the number of holes in the valence band in intrinsic material. This number of carriers depends on the band gap of the material and on the temperature of the material.

In general, this can be written mathematically as

\eta_i = \sqrt{N_cN_v}e^{-\frac{E_g}{2KT}}

Both are identical semiconductor but the difference is band gap which is:

E_{g1} = 1.1eV

n_{i1} = 1*10^{19}m^{-3}

E_{g2} = 1.2eV

T=300K

The ratio between the two phases are given as:

\frac{\eta_{i1}}{\eta_{i2}} = \frac{e^{-\frac{E_{g1}}{2KT}}}{e^{-\frac{E_{g2}}{2KT}}}

\frac{\eta_{i1}}{\eta_{i2}} = e^{\frac{E_{g2}-E_{g1}}{2KT}}

\frac{\eta_{i1}}{\eta_{i2}} =e^{\frac{(1.2-1.1)(1.6*10^{-19})}{2(1.38*10^{-23})(300)}}

\frac{\eta_{i1}}{\eta_{i2}} =e^{-1.932367}

\frac{\eta_{i1}}{\eta_{i2}} =0.145

Therefore the ratio of intrinsic carrier densities for the two materials at room temperature is 0.145

7 0
4 years ago
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