To analyze the motion of a bicycle rider based on the given time intervals (0-10, 10-15, and 15-20), we would typically look at the slopes (velocity) and sections of the graph which represent different phases of motion.
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0-10 seconds: If the graph shows a steep upward slope during this interval, it indicates the rider is accelerating. If it's a horizontal line, the rider is maintaining a constant speed. If the slope is downward, this suggests that the rider is decelerating.
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10-15 seconds: The behavior of the graph during this timeframe is crucial to understanding what happens next. A return to a steep slope may indicate a further acceleration, while a flat line indicates the rider is maintaining a constant speed. A downward slope suggests the rider is slowing down.
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15-20 seconds: Similar to the previous intervals, we analyze the slope. A continuation of a steady pace or a further acceleration can be inferred from an upward slope, while a downward slope would indicate deceleration.
Conclusions:
- If the graph shows consistent or increasing slopes throughout these intervals, the rider is likely maintaining or increasing speed.
- If the graph indicates horizontal sections, it reveals periods where the rider is maintaining a constant velocity.
- Periods of negative slope would indicate that the rider is losing speed.
For a more precise analysis, details concerning the actual values represented on the axes and the specific characteristics of the graph (like steepness and shape) would be necessary.