Physics questions help? if hes going down why is a negative? shouldnt it be positive?
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because friction works in opposite direction.
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when an object is going up it possess positive acceleration . when it is coming down it possess negative acceleration that is deceleration because while and object is going up it possess some velocity . with increase in velocity acceleration also increases. with decrease in velocity acceleration also decreases. hope this helps u . if help plz mark it as brain list
rhassan3737:
but of an object goes up, isnt acceleration negative bcz its opposing gravity?
*if
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