KinematicsF2013-Ave+[Compatibility+Mode]

Displacement vs distance the magnitude of

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: sed to connect them. Displacement vs. Distance: • The magnitude of displacement of an object is not the same as the distance it travels. x Example: 0 xf xf xi x xi x PHYS 1L03, Fall 2013, McMaster University, R. Nejat – The mass of an object is a scalar quantity. PHYS 1L03, Fall 2013, McMaster University, R. Nejat One-Dimensional Motion xi magnitude and a direction. x1 x 0 • Vector: is a quantity that has both a xf xi PHYS 1L03, Fall 2013, McMaster University, R. Nejat 3 One-Dimensional (1D) Motion One-Dimensional Motion • Displacement • One Dimensional (1D) motion can be described by scalars (real numbers with units) as functions of time. – In one dimension (1 D) x –e.g. x(t) xi 0 • The sign (positive or negative) keeps track of direction. x xf xf x xi • f stands for final and i stands for initial. PHYS 1L03, Fall 2013, McMaster University, R. Nejat PHYS 1L03, Fall 2013, McMaster University, R. Nejat Motion One-Dimensional Motion x • Displacement (1D) – x xf • First establish a coordinate system xi – A Coordinate system 0 indicates the motion is in the • has an origin, a scale (unit) and a positive direction posi...
View Full Document

Ask a homework question - tutors are online