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cheerspens
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Homework Statement
An object is launched upwards with a velocity of 25 m/s. At what time (or times) will the object be located twenty meters above the ground?
Homework Equations
The Attempt at a Solution
I started off with the following variable list:
Xo=0 Vo=25
X=0 V=0
t=? a=-9.8
Which seems very off to me.
When trying to solve I got 2.55 seconds. But is there another time where it reaches 20m?
How do you solve this?
Thanks!