A girl walks 0.3 m/s. She moves 0.8 m/s 5 s later. What is the girl’s acceleration?

0.8 m/s

0.5 m/s, 2

0.3 m/s

0.1 m/s2

Consider the phase change taking place in the picture. you could use all but one statement to describe what is happening here. that is: a) temperature is increasing. b) kinetic energy is increasing. c) the space between the particles remains the same. d) the attractive force between the particles is decreasing.