Exercise 1.3 Chapter 1- Units, Physics Quantities and Vectors

Описание: EXERCISES
Section 1.3 Standards and Units
Section 1.4 Using and Converting Units

Exercise 1.3
1.3 •• How many nanoseconds does it take light to travel 1.00 ft in vacuum? (This result is a useful quantity to remember.)

SEARS AND ZEMANSKY'S UNIVERSITY PHYSICS WITH MODERN PHYSICS, FIFTEE NTH EDITION By HUGH D. YOUNG and ROGER A. FREEDMAN@ Pearson.


1 UNITS, PHYSICAL QUANTITIES,
AND VECTORS 1
1.1 The Nature of Physics 1
1.2 Solving Physics Problems 2
1.3 Standards and Units 3
1.4 Using and Converting Units 6
1.5 Uncertainty and Significant Figures 8
1.6 Estimates and Orders of Magnitude 10
1.7 Vectors and Vector Addition 10
1.8 Components of Vectors 14
1.9 Unit Vectors 18
1.10 Products of Vectors

1.1 What a physical theory is.
1.2 The four steps you can use to solve any
physics problem.
1.3 Three fundamental quantities of physics
and the units physicists use to measure
them.
1.4 How to work with units in your
calculations.
1.5 How to keep track of significant figures
in your calculations.
1.6 How to make rough, order-of-magnitude
estimates.
1.7 The difference between scalars and
vectors,
and how to add and subtract
vectors
graphically.
1.8 What the components of a vector are
and how to use them in calculations.
1.9 What unit vectors are and how to use
them with components to describe
vectors.
1.10 Two ways to multiply vectors: the scalar
(dot) product and the vector (cross)
product.