If I am at the station that the train is approaching, and if the train is making some kind of steady sound, then as the train draws closer, I hear the amplitude of the sound steadily increasing ... it gets louder and louder as the train gets closer and closer to me.
(The frequency of the sound I hear is higher than the frequency of the sound the train is actually making, but I don't know that, because I have no idea what frequency sound the train is actually making.)
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If anybody tries to tell you that the frequency of the sound from the train keeps getting higher and higher, please tell that person to come see me, and I will straighten him out. It doesn't.
Answer:
The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.
hope it helps:)
Well visual and perceptual are both the way you see things and tactile is touch so it has to be Olfactory
N*s... idk if you're anwser choices say 2.7N*s, but i had the exact question and this was the shown correct anwser.
Answer:
The focal length, however, is a direct consequence of how much that lens refracts light, which (at least mostly) depends on two things: the index of refraction of that glass/plastic/whatever in the lens, and the curvature of the lens surfaces.
Explanation:
