Physics

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You toss a ball up at 7.3m/s leaving your hand at 1.5 m above the floor. What is the balls velocity just before it hits the floor.

Is the answer 2.7 m/s

Suppose a second ball is tossed straight down at 7.3 m/s (from the same place 1.5 m above the floor). What would its velocity be just before it hits the floor?

Is it stll 2.7m/s

When would the second ball eventually hit the floor?

Is the answer 1.7 seconds.

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