Answer to Question #15981 in Mechanics | Relativity for elba
a) 1 second after it is thrown
b) 2 second after it is thrown
v=v0 - gt
where v0=14m/s, g=10m/s^2.
in 1 second:
it is positive so direction is upwards
in 2 seconds:
it is negative so direction is downwards
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