A Stone Is Thrown Downward from a Cliff

question 26

Multiple Choice

A stone is thrown downward from a cliff.Take "up" to be the positive direction.Which of the following statements is true about the stone?

• A) The velocity is negative,the acceleration is negative,and the speed is negative.
• B) The velocity is positive,the acceleration is negative,and the speed is positive.
• C) The velocity is negative,the acceleration is negative,and the speed is positive.
• D) The velocity is positive,the acceleration is positive,and the speed is positive.