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13 Cards in this Set

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 Name the steps in the scientific method Recognize a problem Make Educated Guess Perform experiment Reorganize explanation of world based on results What is a fact? An observation made by a group of competant people What is the formula to calculate average speed? Avg Speed = total distance/total time What is velocity? Speed and direction What is acceleration? Any CHANGE in velocity What is the formula for acceleration? A = change in speed/time how is a hypothesis scientific? If it can be proved wrong What are the 2 controls that cause a change in speed? gas pedal brake What thing in the car causes a change in velocity? steering wheel The acceleration of a car that travels in a straight line at a constant speed of 100 km/hour is equal to what? 0 m/s because neither the speed or direction are changing What is the acceleration of any freely falling object? 10 m/s What is the formula for measuring how far an object will drop? d=1/2gt^2 What is the formula for how fast an object freely falls? v=gt^2