it allows only a reduced number of electrons to flow through it.
Climate is a particular place's distance from the equator
Answer:
Cd(NO3)2 + Na2S --> CdS + 2 NaNO3
Explanation:
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The focal length of the lens tells you how far away from the lens a focused image is created, if light rays approaching the lens are parallel. A lens with more “bending power” has a shorter focal length, because it alters the path of the light rays more effectively than a weaker lens. Most of the time, you can treat a lens as being thin and ignore any effects from the thickness, because the thickness of the lens is much less than the focal length. But for thicker lenses, how thick they are does make a difference, and in general, results in a shorter focal length.
Hope I helped and didn’t answer too late!
Good luck and stay COOL!
~ Destiny ^_^
The electrical symbols are very important especially when fixing electrical appliances because it tells you where the wire of neutral and live go.