When charged particles from the sun strike atoms in Earth's atmosphere, they causeelectrons in the atoms to move to a higher-energy state. When the electrons drop back to a lower energy state, they release a photon: light. This process creates the beautiful aurora, or northern lights
Answer:
Relative humidity, RH
Explanation:
RH, is the ratio of the amount of water vapor present in the air to the maximum amount of water vapor needed for saturation at a certain pressure and temperature
The answer is Lysosome The enzymes that are responsible for breaking down the debris are synthesized in ER and they form small compartments by fusing with acidic vesicles and became organelles called lysosome<span> (in animals) or </span>vacuole (in plants and fungi).
Why is your question in Biology section, it should be in mathematics or in physics but that's OK
The answer of A is - 21.6666666666 or 21.7
The answer of B is - 21.6666666666 or 21.7
the answer of A and B are equal because speed and velocity is the same thing