A ball cart is moving at a rate of 2ms the cart suddenly stops and the ball continues to travel in the same direction at the same speed this is a example of

answer; economic order quantity;

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

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