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Question
The graph below shows a cyclist’s velocity over a period of time.
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Describe the cyclist’s acceleration.
(1 point)
Responses
The acceleration of cyclist is going down
The acceleration of cyclist is going down
The acceleration of the cyclist is constant and zero
The acceleration of the cyclist is constant and zero
The acceleration of the cyclist is going up
The acceleration of the cyclist is going up
The acceleration of the cyclist is constant and non-zero
The acceleration of the cyclist is constant and non-zero.
To describe the cyclist's acceleration, we need to look at the slope of the velocity-time graph. From the given graph, it appears that the velocity of the cyclist is constant, meaning there is no change in velocity. This implies that the acceleration of the cyclist is constant and zero. Therefore, the correct answer is: The acceleration of the cyclist is constant and zero.
To describe the cyclist's acceleration based on the given graph, you need to analyze how the velocity of the cyclist changes over time.
First, identify the different sections of the graph:
1. Look for areas where the velocity line is steeper. These represent periods of faster acceleration.
2. Look for areas where the velocity line is flatter. These represent periods of slower acceleration or constant velocity.
Next, consider the change in velocity over time:
1. If the velocity line is flat or nearly flat, the cyclist's acceleration is close to zero. This means the cyclist is either moving at a constant speed or not accelerating.
2. If the velocity line is positively sloped (going upward), the cyclist's acceleration is going up. This indicates that the cyclist is increasing their velocity at a faster rate.
3. If the velocity line is negatively sloped (going downward), the cyclist's acceleration is going down. This indicates that the cyclist is decreasing their velocity over time or decelerating.
Based on the given graph, it is not possible to determine the exact shape of the acceleration curve. However, we can conclude that the cyclist's acceleration is non-constant, meaning it changes over time. The graph shows periods of both positive and negative slopes, indicating that the cyclist experienced both acceleration and deceleration. Therefore, the correct response would be: "The acceleration of the cyclist is constant and non-zero."