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PIHI SCI EMM LESSON 18
Motion of a Fan Car
9
Science
8th Grade
01/05/2012

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Term
A change in position divided by time.
Definition
Speed
Term
An object that is speeding up, slowing down, or changing direction is ....
Definition
accelerating
Term
An object changes its speed (accelerates) when an ______________ force acts on it.
Definition
unbalanced
Term
The distance an object travels by the time it takes to travel that distance.
Definition
Average Speed
Term
What is the formula for finding speed?
Definition
Speed = Distance / Time
Term
A fan car travels .4m in 1.32 seconds.
What is its speed?
Definition
0.30 m/s
Term
A car travels 350 km in 7 hours.
What is the average speed of the car.
Definition
Speed = Distance / Time
Speed = 350km / 7hr.
Speed = 50 km/hr.
Term
What effect did the force of the fan have on the car?
Definition
The force of the fan caused the fan car to accelerate (speed up)
Term
What energy transformations occur in the motion of the fan car?
Definition
chemical - electrical - mechanical - kenetic
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