. If a car slows down, the sign of its acceleration must be positive when doing the mathematical calculation to determine its final speed. Select one: True or false 8. If a car increases its speed, the sign of its acceleration in the calculation must be positive Select one: True or false 9. The value of the gravitational constant is 980 centimeters/second. Select one: True or false

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A: Considering two points on the graph, (x1, y1)=(0.6 m, 2.5 s2) (x2, y2)=(0.9 m, 3.75 s2)

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A: Given: Δx = 1857m

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Q: 11. A soccer ball was kicked high and far. Which of the following statements is true? At the highest…

A: A soccer ball is kicked high and far

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A: Given, Initial speed of the fighter jet,  u→ = 200 ms i^v→ = 200 ms j^ process takes, t = 20 sec

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!