The car travels on a straight horizontal road at a speed of 30 m / s relative to the ground.
| February 9, 2021 | education
The car travels on a straight horizontal road at a speed of 30 m / s relative to the ground. What is the speed of this car in the frame of reference associated with the bus traveling in the same direction.
Since both the bus and the car are moving in the same direction at the same speed, the projections from the speeds onto the coordinate system associated with the earth are equal. In this case, the distance between the car and the bus is constant and does not change, which means that the speed of the car relative to the speed of the bus is zero.
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