Asked by RR
The speed time graph shows the motion of a car over a period of 40 seconds.
a. describe the motion of the car between:
1.) O and A - The car is traveling at constant speed from 0 to 20 m/s.
2.) A and B - The car is at rest for 20 seconds.
3.) B and C - The car is decelerating at 20 m/s.
b. Calculate the acceleration of the car.
c. Calculate the distance the car traveled at constant speed.
d. What is the average speed of the car for the whole journey?
a. describe the motion of the car between:
1.) O and A - The car is traveling at constant speed from 0 to 20 m/s.
2.) A and B - The car is at rest for 20 seconds.
3.) B and C - The car is decelerating at 20 m/s.
b. Calculate the acceleration of the car.
c. Calculate the distance the car traveled at constant speed.
d. What is the average speed of the car for the whole journey?
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