Answer:
The given vector can be represented in unit vector as
The magnitude of any vector 
is given by
Applying values we get
We know that positive x axis in vertorial form is represented as
taking dot product of both the vector's we get
The correct hierarchy would be
-<span>A solar system is a collection of planets, their moons, and other objects in orbit around a central star.
</span><span>-A galaxy refers to all existing matter, energy, and space that is held together by gravity</span>
This link should help you out https://quizlet.com/40330134/biomechanics-questions-flash-cards/
Answer:
Explanation below.
Explanation:
It should be understood that transparency is caused through or by the transmission of light waves. This means that, If or when the energy known as the vibrational energy of a light wave is passed through the object, then the object appears clear, or transparent. And when or If the energy only causes vibrations in the surface before reflecting off the object, then the object will appear opaque, that is nontransparent.
