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PHYSICS 103. LECTURE 1: 8/26/2003. PHYSICS 103: Lecture 1. Agenda for Today:. Review of syllabus Overview of course material Basic math review Units and unit conversions. Advice. How to do well in this class:. Attend the lectures and ask questions Read the book before coming to class

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physics 103

PHYSICS 103

LECTURE 1: 8/26/2003

physics 103 lecture 1
PHYSICS 103: Lecture 1

Agenda for Today:

  • Review of syllabus
  • Overview of course material
  • Basic math review
  • Units and unit conversions
advice
Advice

How to do well in this class:

  • Attend the lectures and ask questions
  • Read the book before coming to class
  • Study the material after each class
  • Complete sample exercises, questions, and problems in chapters.
  • Do the assigned homework
  • Take the self-tests in class I give before each exam
  • Don’t cram
  • Work in groups
  • Come to office hours or get a tutor if you are having trouble
math expectations
Math Expectations
  • Algebra

Solving for an unknown

The quadratic formula

  • Basic Geometry and trigonometry

Triangles

Trigonometric functions

slide6

The Quadratic Equation

a, b, and c are constants (numbers)

Solution:

slide7

c

b

90°

a

Triangles

  • Sum of all angles in a triangle is 180°
  • Pythagorean theorem

For any right triangle:

slide8

c

b

90°

a

Trigonometric Functions

slide9

Units and Unit Conversions

SI Units

  • Length will be measured in meters (m)
  • Mass will be measured in kilograms (kg)
  • Time will be measured in seconds (s)
slide10

Useful Conversion Factors

  • 1 inch = 2.54 cm
  • 1 m = 3.28 ft
  • 1 mile = 5280 ft
  • 1 mile = 1.61 km
slide11

Practice Unit Conversions:

  • How many seconds is an average lifetime? How many days?
  • How many seconds are you asleep? How many days?
  • If you go 60 miles hour, how many feet per second? How many meters per second?
slide12

HW Assignment:

  • Review Syllabus
  • Read Chapter 1
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