Arrange the steps in order to describe what happens to a gas when it cools

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

What is the speed of an object at a given moment?

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value