A high-jumper jumps, and as she leaves the ground her velocity has both a non-zero horizontal component and a non-zero vertical component. Neglect air resistance. When the high-jumper is at the highest point in her path through the air, which one of the following statements is true? her speed is zero, and her acceleration is non-zero her speed is zero, and her acceleration is zero ) she reaches her maximum speed at this point during the jump her speed is non-zero, and her acceleration is non-zero her speed is non-zero, and her acceleration is zero

College Physics
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Author:Paul Peter Urone, Roger Hinrichs
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Chapter2: Kinematics
Section: Chapter Questions
Problem 35PE: Consider a grey squirrel falling out of a tree to the ground. (a) If we ignore air resistance in...
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Question 3
A high-jumper jumps, and as she leaves the ground her velocity has both a non-zero
horizontal component and a non-zero vertical component. Neglect air resistance.
When the high-jumper is at the highest point in her path through the air, which one
of the following statements is true?
her speed is zero, and her acceleration is non-zero
her speed is zero, and her acceleration is zero
she reaches her maximum speed at this point during the jump
her speed is non-zero, and her acceleration is non-zero
her speed is non-zero, and her acceleration is zero
Transcribed Image Text:Question 3 A high-jumper jumps, and as she leaves the ground her velocity has both a non-zero horizontal component and a non-zero vertical component. Neglect air resistance. When the high-jumper is at the highest point in her path through the air, which one of the following statements is true? her speed is zero, and her acceleration is non-zero her speed is zero, and her acceleration is zero she reaches her maximum speed at this point during the jump her speed is non-zero, and her acceleration is non-zero her speed is non-zero, and her acceleration is zero
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