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# Old car vs new car K0U K0U.

## Presentation on theme: "Old car vs new car K0U K0U."— Presentation transcript:

Old car vs new car http://www.youtube.com/watch?v=fPF4fBGN K0U http://www.youtube.com/watch?v=fPF4fBGN K0U

Activity-Water Balloon Toss 1)Place both partners name at top of index card 2)Copy onto the index card the following and fill in the blanks-

Water balloon toss Today we will demonstrate the concept of I_______. The formula is: ___________ The definition is: A change in ______ We want to d_________ momentum by decreasing the force. We will extend the f_____ over a ______ period of time Examples of this are a) Air b _____________ in cars b) Crumple z________ in cars c) Break away u _________ poles on highways d) and crash c________ These devices decrease injury by absorbing K_________ energy To demonstrate I________ with a water balloon I will c________ the balloon when I catch it. Meaning I will c______ it for about a _________ before I stop its m______________ Impulse Impulse= (force)(time) Momentum Decrease Force long Air bags in cars zones Utility cushions Kinetic Impulse Cradle Carry, meter momentum

Instructions Fill one balloon ½ way full Carry carefully to field You will start with a grade of 70, after each toss your grade increases by 10 points, but after each toss you separate further apart.

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