Answer to Question #174937 in Physics for Makaia Hill

Question

A cart is moving at 2 m/s then accelerates to 10 m/s in 4 seconds. Calculate the cart's acceleration.

10 m/s2

2.5 m/s2

4 m/s2

2 m/s2

Answer 1

$$a=\dfrac{v-v_0}{t}=\dfrac{10\ \dfrac{m}{s}-2\ \dfrac{m}{s}}{4\ s}=2\ \dfrac{m}{s^2}.$$