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Using the equation of motion v = u + at. v-the final velocity, u - initial velocity a- acceleration and t-the time.

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Q: How do you determine a cars final speed after acelerating for three seconds?
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What is acelerating?

increasing speed


What must you calcutate to determine the acceleration of an object?

If you know the Force (in Newtons) being applied on it, and its mass (in kg) you can use the equation- a=F/m.orIf you know the final speed (in meters per second), the initial speed and the time (in seconds), use the equation a=[final minus initial]/time.


If a car can go 0 to 60 mph in 8 seconds what would be its final speed after 5 seconds if its starting speed were 50 mph?

87.5mi/hr2


How do you Determine the speed of an object that traveled 50 meters in 2 seconds?

Speed = (distance traveled) divided by (time to cover the distance) Speed = (50 meters) / (2 seconds) Speed = 50 meters per 2 seconds Speed = 25 meters per second


What is the final speed of a car that starts at 75 mph and decelerates at a rate of 10 mphsec for 5 seconds?

25mph


Near the end of page 124 of your reading material you are shown a calculation to determine a car's final speed after accelerating for four seconds?

There is a formula to calculate the speed of a car after accelerating for four seconds. This formula is v = u + at, where v = velocity, u = initial velocity, a = acceleration, and t = the time it takes to accelerate.


It takes 6 seconds for a stone dropped from rest to hit the bottom of a well what is its final speed?

60 m/s


What was jack's speed from t equals 5 sec to t equals 10 sec?

There is sufficient information to determine Jack's speed at t equals 10 seconds.


Is instantaneous speed final speed?

No instantaneous speed is not final speed.


A car accelerate uniformly from 6.6 m s in 6.5 seconds whats the distance the car travels during that time?

Not enough information. You also need to know how much the acceleration is. Once you know that, calculate the final speed, then calculate the average speed as (initial speed + final speed) / 2, and multiply that by the time to get the distance.


How far will you travel in 30 seconds accelerating from rest at 1 meter per second per second?

-- Your speed after 30 seconds will be 30 meters per second.-- Since your acceleration is constant, your average speed during the 30 secondsis the average of your initial and final speed . . . 15 meters per second.-- The distance you cover is your average speed for 30 seconds = 15 x 30 = 450 meters.


What is the speed in seconds for kicking a soccer ball?

Speed can't be measured in seconds.