



Produced by Chris Curnow, Josephine Paolucci and the Online
Distributed Proofreading Team at http://www.pgdp.net. (This
file was produced from images generously made available
by The Internet Archive.)







Nature's Miracles

_Familiar Talks on Science_

BY

ELISHA GRAY, PH. D., LL. D.

VOL. I

World-Building and Life

EARTH, AIR, AND WATER

NEW YORK

FORDS, HOWARD, & HULBERT


COPYRIGHT, 1899,

BY

FORDS, HOWARD & HULBERT.

THE MERSHON COMPANY PRESS,
RAHWAY, N. J.




CONTENTS.


CHAPTER                                             PAGE

INTRODUCTION,                                          v


   EARTH.

   I. WORLD-BUILDING AND LIFE,                            1

   II. LIMESTONE,                                        12

   III. COAL,                                            22

   IV. SLATE AND SHALE,                                  31

   V. SALT,                                              36


   AIR.

   VI. THE ATMOSPHERE,                                   42

   VII. AIR TEMPERATURE,                                 51

   VIII. CLOUD FORMATION,                                60

   IX. CLOUD FORMATION (_Continued_),                    69

   X. WIND--WHY IT BLOWS,                                79

   XI. WIND (_Continued_),                               88

   XII. LOCAL WINDS,                                    100

   XIII. WEATHER PREDICTIONS,                           110

   XIV. HOW DEW IS FORMED,                              115

   XV. HAILSTONES AND SNOW,                             124

   XVI. METEORS,                                        129

   XVII. THE SKY AND ITS COLOR,                         134

   XVIII. LIQUID AIR,                                   146


   WATER.

