the cartoon guide to physics

211 Pages·2016·20.15 MB·English

by  larry gonick

THE CARTOON GUIDE T

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“Gonick is close to being one of aking”
LARRY GONICK

& ART HUFFMAN

GRU fis ho LM ee
THE CARTOON GUIDE
TO PHYSICS
LARRY GONICK
AND ART HUFFMAN
Fa

Collins Reference
anions efarpe aise
“CONTENTS -

VPART ONE: MECHANICS

V CHAPTER 4. Notion '
12. We APPLE AND WE MOOK! |
75, PROECTILES., :
V4) SATELLITE MOTION AND
j WeiGHTUsASNEs>
5. OTHER ORBITS...

6. NEWTON'S “THRO LAW

V7 MORE ABOUT Forces...
NB. MOMENTUM AND IMPULZE ..
9. ENERGy
VIO. COLLBION
1. ROTATION -

v PART TWO: ELECTRICITY 4x AAGNETISA

“ CHAPTERV2. CuARGE ...

ce feu

: (or
VP ELECTRIC FIELDS. 7
Vik. CAPACITORS. . 1B
VIS. GLECTRIC CURRENTS. . 12g
VAG. SERIES AND PARALLEL. cela

VjZ MAGNETS FIELDS... 149
YB. PERMANENT MAGNETS ko
9. FARADS Scion tay

\V20. ReLpTVITY, .

v21, INDUCTORS .

22, AC AND De :

YB. MAXWELL EQUATIONS Ilo LIGHT ==. 189

VA, QUANTUM ELECTRODYNAMICS...
PART ONE:
MECHANICS
MOTION: 85 ress,
PLANETS WHIRLING, TREES:
FALLING. ALL THE UNIVERSE
16 IN MOTION!

WERE 16 A STRNENT- LINE
COURSE MARKED OFF WITH
POSITIVE DISTANCES IN THE
TORWARD DIRECTION AND.
NEGATIE QISTANCES I THE
REVERSE DIRECTION.
LEYS WATCH MY FELLOW ASTRONAUT RINGO AS
We DRIVES A CAR OM THIS COURSE. THE CAR 15
MOIING WITH CONSTANT SPEED. THEN IT
COVERS THE SAME DISTANCE IW EACH INTERVAL
OF TIME, HID WE WRITE:

dev-t

prstance di EQUALS SPEED V
TWMes TIME €.\F THE SPEED
15 10 METERS/SEC, THEY

30 METERS, IN
ONE MINUTE
boo METERS

‘ND IN ONE

WovR (é00 4)
We GOES

HbO0 4 x 10 #/s = 36,000 & =

36«m.
1W AW ORDINARY TRIP, YOK ARE ALWAYS
SPEEDING UP BND SLOWING DoW * Yuk
S260 16 NOT GoNSTINT. THEN WAAT
— “fo THE BUTI deve 25

1% GIANGING, “HICK VALUE OF ¥
bo oe Use ®

You CouLo SOLVE THE

ae be ig BR a wer
ei veh)
__ fanart
a

Tuis owes we AVERAGE step eR
THE TRIP. ct TOOK THE CLD NATURAL
Fiicosomrers LONG TINE

“To REALIZE THAT AN
OBJECT ALSO HAS,

Your SPEEDOMETER
MEASURES.
PHYSICIST® HAVE FOUND THAT THE
DIRECTION OF MOTION YS M; IMPORTANT
Ae THe SPEED. “THEY USE THE WORD

To REPRESENT BOTH SPEED AUD DIRECTION.

TF RINGo TRAVELS INTHE NEGKTWE DIRECMON, BY BACKING UP
OR TURNING AROUND, WE SKY THAT HE HAS NEGATIVE:

VeLoctry,
Tas raceams wey

1 ae WEGATIUE woMBERS
(ON My SPEEDOMETER!
= 5

YOU CAM THINK OF VELOCITY AS AN ARROW POINTING IN THE DIRECTION
OF MOTON, wir iT PROPORTIONAL TO THE SPEED.

MORE GENERMLLY, 1
RINGO DRIVES WARY = oe
DIRECTION, WE RERRESEMT ||
Wis VELOCITY BY hN
ARROW — FOR EXAMPLE, f
Y= 32 m/sec AT
28° EAST OF NORTH AZ;
WHEN AN QEJECT'S VELOCITY w
CHANGES, WE SAY THAT IT

WE DEFINE ACCELERATION AS

“THE CHANGE 1M VELOC TY

PER UNIT “TIME:
aaa ov

| t

THIS 16 SIMILAR TO THE:

VEFINTION OF SPEED, AS

THE GHBNEE Iw DISTANCE

PER UNIT TIME

LETS RIDE WITH RINGO ABAIN. iS CAR ANS A LINEAR
SRECDOMETER, WITH NEGKTNE READIES TOR BACKING UP —
h 'VELOCITOMETER.” THEN ACCELERATION 1S NOTHING BUT THE
VELOCITY OF THE INDICATOR NEEDLE !*

OFF THE
eLocrToMerER