Saturday, February 1, 2014

Physics

1 (Acceleration ) quite a little anything have an quickening in the opposer steering to its pep pill ? If so , give some pillow slipsYes , since acceleration has devil components : amphetamine and boil down There argon tercet instances when acceleration can knock : first , there is unremitting velocity but a change in trouble second , there is ever-changing velocity but alike(p) direction and third , both the velocity and the direction are changing . In this case , acceleration happens in much(prenominal) a manner that the velocity is increase with the direction changed . A very simple example would be the missile of a ball thrown from the top of a expression . speckle the ball falls down , its velocity is increasing , and its direction is going down (meaning , negative . Another example would be phone which slid es down the st carrys . As it goes down its velocity is increasing while its direction is going down(prenominal)s2 (Free Fall ) raise anything ever have a downwards acceleration great than g ? If so , how can this be accomplishedYes , it is possible that a downward acceleration is greater than g (acceleration due to gloom which is -9 .8 m /s2 . In the concept of free fall where commit friction is neglected , the acceleration becomes zero which means that the downward velocity of the falling object is constant in time3 (Mass and herd ) Consider the statement : Sara weighs 55kg . What is wrong with the statement ? Give ii ways to correct itMass is different from weight . By comparison , weight is equal to mass (m multiplied with...If you want to pay off a full essay, order it on our website: BestEssayCheap.com

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