A vector is a quantity that has 2 independent properties:magnitude and direction.
Vectors can be graphically represented by directed line segments.
We can add vectors by joining them head to tail
Dreams are stories of images, emotions, and ideas that our mind make when we sleep. perhaps, we dream because of unconscious wishes and desires. they can be psychic visions, our dreams can predict the future.
Tectonic plates under the ground ,either go on top of each other or crash.
None of the libraries have up to 3000 brand new books