Which of the following is true?

1.A moving car with constant acceleration can never stop and stay stopped.
2.If a car is traveling eastward, its acceleration is eastward.
3.If a car is slowing down, its acceleration must be negative.
4.If a car is speeding up, its acceleration must be greater than zero.


1

Physics & Space Science

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A white boat sunk in water where sunlight is dim appears

A) red. B) yellow. C) cyan. D) no color–black.

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