# Shared Flashcard Set

## Details

Vectors
Vectors
20
Mathematics
05/11/2010

Term
 What is the difference between a vector and a scalar quantity?
Definition
 Vector: magnitude and direction (Ex: velocity or displacement)   Scalar: only magnitude (Ex: speed or distance)
Term
 What is the formula for finding the magnitude of a vector?
Definition
 [image]
Term
 [image]
Definition
 [image]
Term
 Explain the head-to-tail method for the substraction of vectors
Definition
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Term
Definition
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Term
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Definition
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Term
 [image]
Definition
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Term
 What are the two properties of a 0 vector?
Definition
 1. Vector has a length of 0. 2. There is no neutral direction for the 0 vector. It may be assigned any direction that is convenient.
Term
 [image]
Definition
 [image]
Term
 [image]
Definition
Term
 [image]
Definition
Term
 What is a unit vector?
Definition
 A vector of magnitude 1.
Term
 [image]
Definition
 [image]
Term
 Define initial point and terminal point. Then write vector v if the initial point of the vector v is A an the terminal point is B.
Definition
 [image]
Term
 [image]
Definition
Term
 How can you tell if the vectors are parallel or not?
Definition
 It is parallel if one of the vectors is a scalar multiple of the other.
Term
 [image]
Definition
 [image]
Term
 [image]
Definition
 A line is able to pass through the terminal point of all vectors that are drawn.
Term
 [image]
Definition
 k = -10
Term
 [image]
Definition
 t = -4/3 or 2
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