A. how fast you are going.
B. how fast your velocity is changing.
B. how fast your velocity is changing.
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B.
Keep in mind that velocity is a vector composed of a speed and its direction. You can change either or both and have an acceleration. Ex: a body traveling in a circle at a constant speed has an acceleration normal to its velocity even though the speed doesn't change with time.
Keep in mind that velocity is a vector composed of a speed and its direction. You can change either or both and have an acceleration. Ex: a body traveling in a circle at a constant speed has an acceleration normal to its velocity even though the speed doesn't change with time.
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Definitions of acceleration (n)
ac·cel·er·a·tion [ ak sèllə ráysh'n ]
increase in speed: the rate at which something increases in velocity
increase in rate of progress: an increase in the rate at which something happens or develops
act of accelerating: the act of accelerating, or the process of being accelerated
Synonyms: speeding up, stepping up, hastening, hurrying, quickening, rushing
ac·cel·er·a·tion [ ak sèllə ráysh'n ]
increase in speed: the rate at which something increases in velocity
increase in rate of progress: an increase in the rate at which something happens or develops
act of accelerating: the act of accelerating, or the process of being accelerated
Synonyms: speeding up, stepping up, hastening, hurrying, quickening, rushing
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B. how fast your velocity is changing
Formula for velocity is (v_final - v_initial) / time elapsed
Formula for velocity is (v_final - v_initial) / time elapsed
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how fast your velocity is changing.