Understanding Speed and Distance

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What is speed?
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Speed is the distance traveled per unit of time.
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How is speed calculated?
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Speed is calculated by dividing distance by time (speed = distance/time).
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What units are commonly used to measure speed?
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Common units for speed include meters per second (m/s) and kilometers per hour (km/h).
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What does it mean if a car travels at a constant speed?
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It means the car travels the same distance every unit of time.
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How can the speed of an object be increased?
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Speed can be increased by increasing the distance traveled in the same time or traveling the same distance in less time.
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What is the term for speed that does not change?
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Constant speed.
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How does average speed differ from instantaneous speed?
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Average speed is the total distance divided by total time. Instantaneous speed is the speed at a specific point in time.
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What is the formula for distance if speed and time are known?
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Distance = Speed × Time.
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If a car travels 150 km in 3 hours, what is its speed?
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The speed is 50 km/h.
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What does a speed of zero mean?
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It means the object is not moving; it is stationary.
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Can speed be negative?
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No, speed is always a positive value.
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What happens to speed if distance doubles and time stays the same?
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The speed will double.
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If a train travels at 60 km/h for 2.5 hours, how far does it travel?
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It travels 150 km.
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What is the difference between speed and distance?
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Speed is how fast an object moves; distance is how far it moves.
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How can you tell an object is speeding up?
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The object travels more distance in the same amount of time.
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