As the temperature decreases, the atoms lose energy. The atoms begin to move slower. They are held together by attractive forces, but are still able to slide past each other. solid to liquid
liquid to solid
gas to liquid
gas to solid

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.

Diamond will scratch quartz. true or false

Need this now! do pilots live long