Disregarding Air Drag, How Fast Must You Toss a Ball

question 35

Multiple Choice

Disregarding air drag, how fast must you toss a ball straight up in order for it to take 2 seconds to return to the level from which you tossed it?

• A) 10 m/s
• B) 20 m/s
• C) 15 m/s
• D) 5 m/s
• E) 7.5 m/s

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