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OpenStudy (anonymous):
a stone is thrown vertically upward with a speed of 20m/s. find its speed after 1s; after 2s. how far up does it travel? how long will it take to get back to the point frooriginally thrown? m which it was
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OpenStudy (wolfe8):
I believe you use the equations for constant acceleration since the only acceleration here is due to gravity.
OpenStudy (wolfe8):
You there? @rishajuan
OpenStudy (anonymous):
yup
OpenStudy (wolfe8):
Ok so, You have v initial, vi=20 which is basically v at t=0, v(0). Let us also let the position x at t=0 is 0. Do you get it so far?
OpenStudy (anonymous):
no.. it so difficult ..
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