Question 12 (1 point) question 12 unsaved which of the following indicates the velocity on a position-time graph? question 12 options: y-axis slope area under the line x-axis

Slope is your answer

beta is electron from nucleus

something from nucleus has changed, but charge must be same for cons of charge

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.