What are four advantages of seeds?

See Explanation

Explanation:

1: Seeds provide a protective coat so that the plant can develop when it finds nice soil.

2: Seeds have pre-packaged foods sources.

3: Seeds are very easily dispersed by animals, wind, water, ect...

4: Seeds have the capability to survive without water.

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave