Current

A flow of water moving in a specific direction within a larger body of water.

A woody perennial plant, typically having a single stem or trunk growing to a considerable height and bearing lateral branches at some distance from the ground.

A violent disturbance of the atmosphere with strong winds and usually rain, thunder, lightning, or snow.

A fixed luminous point in the night sky that is a large, remote incandescent body like the sun.

The region of the atmosphere and outer space seen from the earth.

The granular material found on beaches and in deserts, consisting of finely divided rock and mineral particles.

A vast body of salt water that covers almost three-quarters of the earth’s surface.

A large natural elevation of the earth’s surface rising abruptly from the surrounding level.

A sudden electrostatic discharge that occurs during a thunderstorm.

The part of the earth’s surface that is not covered by water.