What plant physical structure or organ has a similar function to the internal skeleton of an animal?

Stamen
Bark
Stem
Pistil

Aquarterback pedals 3.3meters southward and then run 5.7meters northward. whats the distance ? and whats the displacement?

Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude

If steel is more dense that lake water, why can a boat float