The particles of a substance vibrate in place but stay in fixed positions. When thermal energy is added to this upsets, the particle stay close together but start to slide past one another. What Change in state has occurred?

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.

What is part of a line has one endpoint and continues in one direction?