Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1891-01-29

tue 10 uraw along win " great ac'
cumnlations OF water not placed by
the flowing tide ut ALL but by floods
from the inland watershed. II Is
quite sufficient Tot my purpose TO
know the mode In rise and fali Of
tides "A inferred from these two facts.
respectively, seen and universally al
mittcd.
Ocean tidal elevations occupy i'm.
mcnse surfaces on the planet aud adj
vance with stupendous velocity; yet
the wntcr composing them advances
almost not at all--it IL simply lifted up,
and when the tidal elevation has passed
by and the water falls, II fccedes not
ut all, except from It's elevation. II IL
lifted and lowered In n mass, the sur
face and the depths simultaneously. II
only the surface water was affected by
the rise, surface radii currents a. TWEEN.
~ times railroad speed would he dart.
Ing toward the eliminating point OF
the rise. We know no such thing
happens. Hence, repeat, the surface
and the depths rise In correspondence,
and all l. serene. Nor eau We Imagine
that the whole mass u ocean Il lifted
clear u Its bottom, and uudrfcurfunU
at twenty times fsilruad speed formed
10 fill the vacuum. But u IL easy b.
conceive the earth's crust vt the bottom
or rather the whole mss ot the planet
flexible enough to Yield the foot or
two or three that forms the maximum
tidal elevation at mid.Oceau.
The ilexibilily Of the earth Il Illus.
tratcd clearly nj every little shock VI
earthquake. Were there no iicNiun,
tho surface would he broken by the
least OF them. As Il h., the earth opens
only under great shocks that exceed III
elasticity ut particular points. IL "
quite possible, aud even probable, that
continents experience an inporceptiblo
rise aud fall from the same cause. that
produce the rise and fall ui tides Ia the
ocean. Our old 'solid earth" h n little
mellow after all, and II makes " glad
10 think ~.
am n little wide Of my ma In sub.
Ject, but shall return and get there all
the same.
When the advancing tidal
elevation finds nn obstruction, in
dcnturc or inlet nj the land,
then, aud only then, N an app.
probable advancing current Of water
formed 10 the land, producing the
flowing tide" The current Ia closely
correspondent 90 liver current OF
equal depth, aud IL thrust forward, not
drawn forward at NIL hy reason oil It's
cohesion, though gravity operates 10y
reason of Is tidal elevation. II h the
practical equivalent Of river current.
But when the eliminating point Of the
THAI elevation has passed, then the
surface aud the depths OF ocean fall
simultaneously aud communicate a Ike
tendency 10 accessorlc' In bays aud In.
lets. Hence, the tidal current at ebb
In these accessories are nearly uniform
from surface downward, often strong.
eat beneath the surface, while river
currents are always retarded if0m the
surface downward.
The river current Is produced and
maintained sheerly by the gravity Of
the earth; the flowing tide by the
thrust Of the tidal elevation and the
gravity OF the earth; the vhblng tide
by the Joint motors OF the gravity Of the
earth aud powerful traction through
the cohesion Of the steadily moving
masses u water directly subjoincd 10
n uniform dmft from surface 10 bot.
tom, equal 10 The whole sinking weight
Of the ocean column u tidal elevation,
lcss tho difference In depth between
the principal and liz accessory.
In view OF stupendous achievement
In the discharge OF INLAND Hoods
achievements that dazod engineer
have many times aud oiJon been ready
IN denounce ~ impossible, even In the
face Of the triumphant facts know
and read OF oil Observers, I much IN,
cline TO trust my theory Of the tidal In
fiucnce, aud think II truly DISCLOSE
the reason why the Strait OF Carqulnc,
always swallows the Immense inasse,
Of Hoods from these valleys without
apprcclable rise of IL surface or one
symptom OF gorging. And n the
theory II true, then the strait has a
far greater capacity than natural ex.
lgoncy has ever yet demanded. Yet
the well known facts that illustrate
Carquinez are basis Of faith stronger
than can be any theory Of forces, nj, ~
approved by results.