Physics_For_Entertaiment

TRANSLATED FROM THE RUSSIAN BY
A.
SHKAROVSKY
L.
DESIGNED BY
LA
MM
CONTENTS
From
thr Authors
Foreword
to the 13th
Edition
9
Chapter One
SPEED AND VELOCITY. COMPOSITION OF MOTIONS
HOW
FAST
1)0
WE MOVE?
!3
RACING AGAINST TIME
16
17
THE THOUSANDTH OF A SECOM)
THE SLOW-MOTION CAMERA WHEN WE MOVE ROUND THE SUN FASTER THE CART-WHEEL RIDDLE THE WHEEL'S SLOWEST PART
BRAIN-TEASER
20
21
22
1!4
24
WHERE
DID THE YACHT CAST OFF?
r>
Chapter Two
GRAVITY AND WEIGHT. LEVERS. PRESSURE
TRY TO STAND UP! WALKING AND RUNNING HOW TO JUMP FROM A MOVING CAR CATCHING A BULLET MELON AS BOMB HOW TO WEIGH YOURSELF WHERE ARE THINGS HEAVIER? HOW MUCH DOES A FALLING BODY WEIGH? FROM EARTH TO MOON FLYING TO THE MOON: JULES VERNE VS. THE TRUTH
.
.
28
30
3,1
.
35
35
38
38
40
41
44
FAULTY SCALES CAN GIVE RIGHT WEIGHT
.
46
47
STRONGER THAN YOU THINK WHY DO SHARP THINGS PRICK? -COMFORTABLE BED ... OF ROCK
48
49
Chapter Three
ATMOSPHERIC RESISTANCE
BULLET AND AIR
BIG
51
BERTHA
DOES A KITE FLY?
52
53
WHY
LIVE GLIDERS
54
55
56 57
BALLOONING SEEDS DELAYED PARACHUTE JUMPING
THE BOOMERANG
Chapter Four
ROTATION. "PERPETUAL MOTION" MACHINES
HOW TO TELL A
WHIRLIGIG
BOILED AND
RAW EGG APART?
60
61
INKY WHIRLWINDS
62 63
64 67
THE DELUDED PLANT
"PERPETUAL MOTION" MACHINES
"THE SNAG"
"IT'S
THEM BALLS THAT ...