Discovery space shuttle has an initial velocity of 139 m/s and a constant acceleration of 18.5 What will its velocity be 20 seconds later?

Honestly "global warming" may be a slight possiblity, however they called it "climate change" because its not real, in fact we had one of our coldest days here not too long ago, and the "issues" with this subject is a blindfold for actual problems.

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