A cement block accidentally falls from rest from the ledge of a 56.0-m-high building. When the block is 14.2m above the ground, a man,1.90m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have to get out of the way?

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A cement block accidentally falls from rest
from the ledge of a 56.0-m-high building.
When the block is 14.2m above the ground,
a man,1.90m tall, looks up and notices that
the block is directly above him. How much
time, at most, does the man have to get out
of the way?
Transcribed Image Text:A cement block accidentally falls from rest from the ledge of a 56.0-m-high building. When the block is 14.2m above the ground, a man,1.90m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have to get out of the way?
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