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If a car is moving on a highway at 70 km/hr, going south and then turns to travel 70 km/hr east. what happens to the cars speed and velocity?
(a)speed - changing, velocity - constant
(b)speed - constant, velocity - changing
(c)speed - constant, velocity - constant
(d)speed - changing, velocity - changing
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If a car is moving on a highway at 70 km/hr, going south and then turns to travel 70 km/hr east. wha...
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