- #1
icecubefosho
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Homework Statement
During World War I, the Germans had a gun
called Big Bertha that was used to shell Paris.
The shell had an initial speed of 1.13 km/s at
an initial inclination of 42.4Degrees to the horizontal.
The acceleration of gravity is 9.8 m/s2 :
How far away did the shell hit? Answer in
units of km.
How long was it in the air? Answer in units
of s.
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An autographed baseball rolls off of a 0.81 m
high desk and strikes the floor 0.28 m away
from the desk.
The acceleration of gravity is 9.81 m/s2 :
How fast was it rolling on the desk before it
fell off? Answer in units of m=s.
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Homework Equations
I don't know
The Attempt at a Solution
I'm not going to try an answer and get deducted points from this online HW system. Please answer first and then we can discuss these later. Hopefully later tomorrow. I have my PSATS tomorrow and I really need to finish this up and study for em. Thanks