The biological term that describes the presence of a definite head containing sensory organs oriented in the direction of movement is "cephalization." This evolutionary trend is characterized by the concentration of nervous tissue and sensory organs at one end of the organism, typically leading to enhanced awareness and interaction with the environment. Cephalization is most commonly seen in bilateral animals, where it facilitates more efficient locomotion and predation.
gas
Water is called a stream when flowing in a definite direction.
A traveling wave is a type of wave in which energy is transmitted in a definite direction and with a definite speed.
The state of matter that describes a substance with a definite volume but no definite shape is a liquid. In a liquid, particles are close together but not in a fixed arrangement, allowing them to flow and take the shape of their container.
A transverse wave would cause the displacement to be perpendicular to the direction. They will also be moving at a constant speed.
The state of matter that describes a substance with a definite volume and shape is "solid." In a solid, particles are closely packed and have strong forces holding them together, preventing them from moving freely.
Liquids because when they are put into different beakers their shapes might change but their volume will always be the same.
momma
A ray does have a definite beginning, it's point, but it goes on forever in the other direction, which is symbolized by an arrow.
This statement might be a good definition of a chemical compound.
Compound
One Direction may be more famous with the young girl crowd, but worldwide, Goofy is the definite winner.