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# Inertia

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inertia slideshow by idrul nafiz

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### Inertia

1. 2. <ul><li>At the end of the lesson, students are able to: </li></ul><ul><li>Explain what inertia is. </li></ul><ul><li>Relate mass to inertia. </li></ul><ul><li>Give examples of situations involving inertia. </li></ul>
2. 3. What happen to the coin when the cardboard is pulled quickly???
3. 5. <ul><li>What is the condition of the ladder when </li></ul><ul><li>the truck is moving with uniform velocity? </li></ul><ul><li>the truck suddenly stopped? </li></ul>
4. 7. <ul><li>Inertia is not physical quantity and thus it does not have units </li></ul><ul><li>The property of inertia is found from the Newton’s first law of motion </li></ul>
5. 8. Sir Isaac Newton (1642-1727) Every object continues in its states of rest , or of uniform motion in a straight line , unless it is acted on by an external force .
6. 9. <ul><li>INERTIA defined as the tendency of an object to remain at rest or if its moving , to continue its motion in a straight line </li></ul>
7. 10. A B
8. 11. <ul><li>An object with a larger mass has a larger inertia. </li></ul>
9. 13. <ul><li>Slamming hammer </li></ul><ul><li>Pouring out tomato sauce </li></ul><ul><li>A person is thrown forward </li></ul><ul><li>Pulling a boo k </li></ul>
10. 14. <ul><li>We have learnt </li></ul><ul><li>what inertia is. </li></ul><ul><li>relationship between mass to inertia. </li></ul><ul><li>examples of situations involving inertia . </li></ul>