Cooper's Clarksburg register. [volume] (Clarksburg, Va. [W. Va.]) 1851-1861, 1858-06-18
AGRICULTURAL DOMESTIC :
scIENcE ANsWERfNG sfifpTAE t:ss


Why is rain water soft I? BECAUSE II g
not impregnated with earth and minerals, :,
Why Is It more easy to wash with ssofI
water than hard? because. sof. water
unites more freely with soap, and dis,
solves it instead of dseomposipg It as.
hard watersdoes. fat.rf a. - aaa ~.
Why o'wood ashes make hard water
Goft2 LIST. Beesuss7the carbonic ,acids of
wood ashes combines with the sui pha,e
Of line in the, hard water = aud converts .it
into chalk; cd. w ood ashes sconyett some
OF the solubleisalIs of wafer into insoIu
BILE and throws them down as a sediment
by which the water renains more pure
Why has rain water such an unpIea
SAINT smell when it is collected in. q rain.
tub or tank q Because it is iimpregnated
with decomposed organic matters " sshed
from the roof. trees, or the easks in which
il is collected. 1gg.g losrr
Why does wafer melt salt 7 Because
very minute particles ofCwater insinuatet
themselves into the pores of the salt by
capillary attraction, and force he-crys
tails apart frou each other. E-s''
How does :he blowing hot foods max
them cool? It causes the air which has
been heated by food to change more ra
pidly. and give place to fresh cold air.
Why do ladies fan themselves in hot
weather That fresh particles of air may
be brought in contact with flieir faces BY
the action Of the fan: and as every fresh
particle of air sabsorbs' some heat from
the skin. this eonstsntchange makes them
cool, -, ,.-..-.. i
Does fan cool the.air = MOI, itmakes
the air hotter. BY, impar,ing to. it the he, t
Of our face; but it coOls our face by trans.
IeTTing its heat 10 the air. a.-r
Why is there always a strong draughl
through the key hole of door Because
the air in the room we occupy is warmer
than the air in the hall; Therefore the ali
from the hall rushes through the key hole
into the rom. and causes a draught.
Why is there always strong draugbt
snaer the door and Through the creVice
on each side ? Because cold air 1ushes
from The hall to supply the void in the
room caused by the escape of warm all
up the chimney. &c.
Why is there always draught through
the window cFe,ices7 Because Abe ex
tetnal air. being colder than the air Of the
room we occupy. PUSHES through the win
dow crevices TO supply the deficiency
caused by the escape of the warm air up
tho chimney. &c.
If you open The lower sash Of a window
there is more Craught than If you open
the upper sash. Explain the reason Of
this. II the lower sash be open, cold ex
ternGl air will rush freely into the room
aud cause great draught inward; but it
the upper cash be open. the heated air Of
the room will rush out and Of cour Q
there will be less draught inward.
By which means is a room better vents
ilated-by opening the upper or lower
sash A room is better ventilated by
opening the upper sash; because the hot,
ventilated air. which always ascends 10
wards the ceiling. can escape more east.
ly.
By which means is hot room more
easily cooled-by opening the upper OF
lower sab /? A hot room is cooled more
quickly by the lower sash, because tbs
cold air can enter more freely al the low
er part Of the room than at the upper.
Why does the wind dry damp linen
Because dry wind, like dry sponge, i'm
bibes the particles of vapor from the sur.
face Of the linen as fast as they are form.
ed.
Which is the hottest place in church
or chapel? The gallery.
. Why is the gallery Of all public place,
hotter than the lower parts of the build
ing? Because the heated air Of tn,
building ascends. and all the cold ali
which can enter through the doors an,
windows keeps to the duor till it has be
come heated.
Why do plants often grow out Of wall
and towers? Either because the wine
blew the seed there with the dust. or be
cause some bird flying over. dropped sect
there, which it had formerly eaten.