A block of ice is placed outside on a hot summer day. Describe the changes in particle motion and the corresponding changes in energy as the ice melts and eventually becomes water vapor.

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

What is the relationship of air masses and the temperature of oceans?

What are transitions between a liquid and gas called? identify which way they are transitioning