Which process could cause a material to change state from gas to liquid?

According to the tide table below what time of day will the highest tide occur?

Why did southern business leaders want to increase the number of slaves

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d