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Accelerated Motion
GRADE 7 FORCE AND MOTION
At the end of the Lesson,student
should be able to:
1 . d e f i n e a c c e l e ra t i o n
2 . d i f fe r e n t i a t e t h e u n i fo r m
a c c e l e ra t i o n f ro m n o n - u n i fo r m
3.try to solve problems related to
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a c c e l e ra t i o n
Accelerated Motion
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A point or an object moving in a
straight line is accelerated if it
speeds up or slows down.
There are three ways an object
can accelerate: a change in
a change in both velocity and
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v e l o c i t y, a c h a n g e i n d i r e c t i o n , o r
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Uniform and
Non Uniform Acceleration
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U n i for m a c c e l erated i s d ef i ned a s
a c h a nge i n ve l oc i ty t h at i s oc c u rs
i n e q ual i nter val s o f t i me .
No n - uni form A c c e l arate d i s n on -
t h at i s e q u al i n r i g ht.
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ve l oc i ty ove r a p e r i od of t i me
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Uniform Acceleration
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Non Uniform Acceleration
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How to calculate the
Acceleration of an Object
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How to calculate the
Acceleration of an Object
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