Lynchburg Virginian. [volume] (Lynchburg [Va.]) 1829-185?, 1831-10-31

Carter aud Headte, enhiied.
KNOWLEDGE FOR THE PEOPLE.
on InE PLAIN WHY AND BECAUSE,
Hhy does Water Hrooa on a 6risk and fim..
ing ire dppare aiig increase The combustion
Because tire water rs converted into STRAIN,
wh'rh expanding aud mixing with the flame.
CAUSES II TO spread out INTO much larger
volume tian IL otherwise wOaid have occupied.
AnJH
Uhyare strong fumes often seen al die chm
aeg top 0f{0mdfg furnaces
Because tue he.' al tn iu,nnre il so great
ihPt the smoke burns on reaching the Oxygen
of III" atmosphere.
Wg ,oH that pori ofhe curtain, Of n room
Wt'ch hns been f1poStdiO The SUI, be otlen ia.
ded Uhiic those parf, Whieh hare not been so er.
posed retain Their original cOtors
Because the oxygen which exipted in a solid
form in the dye of tho ourtany, will he reader
ed &rlfnrm by the rays of the sun, aud will 70
OFF in the state OF oxygen gas
Why drc U1s for hd Wdfer, isa.pob,
coDee pots &c. made WiM tooodet or ixuty hun
dies
Because. if metal were used, IT would con.
duct the heat So rnsdilv that tho hand could
not bear To touch them whereas, wood aud iyo-
~ are nou-cond ictors 10 bea'
NM does n gate IN an iran railing hm
'0oSeiyaud tauiy ~ II cold day, aud stick IN n
warm one
Beraus,, IN the latter, thera Is a greater eX-
phu.ion OF the gate and ralln.' tnun OF The
"a, Ia on wbirh they a,e placed.
UhUD,H II gesak OhIth hhs been Gied 10 the
mp tci'h warm Aqatd, mol be jul When me ftqnd
has cOOtGd
Because ofrhe eGpans sion Of the lpd ny eat
Hence some cunning DEALERS ia liqni Is make
hgi a. bH ina q a Ia N
sales IN warm weather.
Why IS giass stopper, sticking fast IN Me
neck Of a bo'ie. ol''n oeteaScd by surrounding
the ncck WHh cloth inkeH 0HI Of hot mntcT, "
by immersng ihe bottle up 10 The neoh
Because the binding ring IS thus hrs,ed aud
expanded sooner ihan the stopper, and 30 be.
comes slack or loosr npon II.
My does sira,V or 4 1lnci pfersaa The freezing
Of tpdier IN pipes dnrng Vmter
Because 1t Is IA SLOW condu-iIng screen or CO.
vering aud nus prevents heat passing out al
the pip, BY the same neans the hsat IS re
tanned ~ steam pipes.
WHY hare ice-horseS double Waiks and l0hg
do Wine cooieJs consist Of dOubie res"h9
Because aiI fills Iun intervals between the
walls OF vessels or IN some cS.es the space
Is filled with sfa", saw dust or charcoal, al
winch arc non-conduGtoIs OF heat.
IFhy hare some houses dOtLie WindOWs
Because thee mir ,ncosrd UrtM zen the two
Windows greatly rreseo's the escape OF heat
hen Is produced within the house IN winter.
thus, ar is an imperfect conductor Of heat.
Houses whlch have double wndnWs nre Ike
wise more quet HAN otn'r., from the air bong
also bad CondnatUr of sound.
Hhgis d'Cauier Of cO'd ,Udtcr, When brOugit
mo Wafm fO0m, speedily cJosred Wth
dew7
h cause the temperature ofthe dfcantrr is
L,y,r than TIA, OF the air ,mlncdilteI, around
=. The dew may be wiped oil tgaIu aud a.
ga,u, but will be constantly rep odpced all the
temperatures are equal. Upon lnls principle,
The most conVe"lent sort al hvgrome'er, Or M
siruusn' Tor measuring The qlhuIny oil yapor
Ia ia. ..,'nosprr'a. - u'.'S'',r' '"h
NM ave p0ross tesstS used u Wineeoot-
erf.
Because, being dipped III wsler they i'm
bibe qdan oft, winch gradually eVhpor-
aies aud Us par oi the mat necessary 10
cunye the water INTO v-por will br taken II ON
a buulr OF VINE placed IN II, the VINE IS cons :
drrHo!e cooled.
Jphy does The breath or perspnatiop Of ani-
mas tof hO ses IN pdriieHinr, afttf Tr0as ersr-
tlou,) Jecome sui4,gig 0,,.oie ~. cold OF damp
Wediher :
BeeAusr the Vspur CnVisl0lr Will Mt high
er ,enpergture) /, thith'y ptrcipiiat d, by the
air wtth wnlch IT IS u,iA,d bems too cold 10
preserve It inV,slblr.
Hhy is prot"se preparation so cooling 10 Ia
boring man, and all eCdFoJat.oa Productive Of
cOld
Because Of the necessity ofa large quantity
OF calorIl brIng compneI vain huid,, 10 Con
vert Them INTO Vapor gas.
Why do persons take cO.d by sitting M met
| ctoLteSl
Because ihry suddenly lose large portion
o. heat, which IS carried off from ,he body
by the evaporation vi the water from the
! clothes.
Why in hot countries, do persons continually
Hr0W Udttr on curtains 0htch there tornt me
SIDES " aparlmeaiSF
& causa tie evaporation ofthe wafer ab-
% b, Il vast deal of hrai, aud niaAss the apart
| ,ueuts cool sui reIeshne.
| WY arg asssn5fg-roOHs oentiia,ed?
Because Ot m ~ ili"o produe,d uy the chan
ged weighi oi AR, when heated. Tue air whici
10 gishla III io9,l sscJ4iIel wa,mef lhxi IN