Solar energy is that energy remaining from the sun that we store in solar panels. This energy is produced because of its nucleus.
A large geographical region having a distinct biodiversity<span> of </span>flora<span> and </span>fauna.<span>
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Answer:

Explanation:
Give that,
The potential difference of the electrons, 
We need to find the wavelength of the electrons.
Using the conservation of energy,

Put all the values,

So, the wavelength of the electrons is
.
Answer:d
Explanation:
Alpha particles are heaviest among alpha, beta and gamma so they have least amount of Penetration compared to both.
Gamma Particles are lightest among three so they can Penetrate most .
The order of Penetration is given by
Alpha< Beta < Gamma
Mitochondria is the cell organelle the provides energy to function it also helps in respiration .It is called also as the power house of the cell