Mathematics, 22.01.2021 18:50 veraanna2015

A child riding a bicycle at 15 m/s accelerates at 3.0 m/s/s for 4.0 s. What is the child's speed at the end of this 4.0 s interval? 12 m/s 12 m/s 27 m/s 27 m/s 3.0 m/s 3.0 m/s 7.0 m/s

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A child riding a bicycle at 15 m/s accelerates at 3.0 m/s/s for 4.0 s. What is the child's speed at...