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# Physics Ch 4 Rvw

### Physics Chapter 4 Review

Question | Answer |
---|---|

Graphical Representation | An arrow, or arrow-tipped line segment that symbolizes a vector quantity with a specified length and direction. |

Algebraic Representation | Representation of a vector with an italicized letter in boldface type, which is often used in printed materials. |

Resultant Vector | The sum of two or more vectors. |

Vector Resolution | The process of breaking a vector into its components. |

Component | Scalar projections of the component vectors, with positive or negative signs, indicating their directions. |

What are components and component vectors and where do they come from? | Components are the magnitude and sign of a component vector. The sum of the vectors are called a component. They come from the resolving of an original vector. |

How is vector addition used in real life? | GPS systems |

Vector addition, ordinary addition, and multiplication are all _________. | Commutative |

How is the resultant displacement affected when two displacement vectors are added in a different order? | The resultant displacement vector is the same, regardless of the order of addition. |

Explain the method you would use to subtract two vectors graphically. | Change the direction of the second vector and add them. |