Chapter 3 Test Flashcards
a physical quantity that has magnitude but no direction
scalar
a physical quantity that has both magnitude and direction
vector
a vector that represents the sum of two or more vectors
resultant
vectors indicate:
direction
vectors are represented by:
boldface symbols
represents the sum of two or more vectors
resultant vector
can be added graphically
vectors
Vectors can be moved ____ to themselves in a ____
Parallel, Diagram
Vectors can be:
Added in any order
To ____ a vector, ____ its opposite
subtract, add
____ or ____ vectors by scalars results in vectors
Multiplying or Dividing
the projections of a vector along the axes of a coordinate system
components of a vector
Use the ____ to find the magnitude of a resultant
python theorem
Use ____ to find direction of the resultant
tangent
the curved path that an object follows when thrown, launched, or projected near the surface
projectile motion