8/17/2019 Jovan S

1/3

 Jovan S. Bucol

BSCEN III

May 03, 2016

Hydrology

What Factors Most Afect Evaporation?

Evaporation o a !u"!tanc# !uc$ a! %at#r occur! %$#n t$# &ol#cul#! in ali'uid !tat# a"!or" #noug$ $#at #n#rgy to vapori(# into a ga!. )$# $#at#n#rgy, %$ic$ cau!#! t$# &ol#cul#! to &ov#, i! call#d *in#tic #n#rgy.

 )$# %at#r &ol#cul#! r#&ain t$# !a during t$i! c$ang#, #+c#pt t$att$#yr# &oving &uc$ &or# 'uic*ly and t$#ir #n#rgy incr#a!#! du# to t$at&ov#nt.

I you r#&ov# t$# #n#rgy "y cooling t$# ga!, t$#n t$# ga! cond#n!#! "ac*into a li'uid. )a*# a%ay #v#n &or# o t$# $#at #n#rgy, and t$# li'uid %ill!olidiy. )$i! i! %$at cau!#! %at#r to turn to ic#.

 -ouv# pro"a"ly notic#d t$at puddl#! you !## in ront o your $ou!# in t$#&orning ot#n ar# gon# "y t$# ti you g#t "ac* ro& !c$ool. $at $app#n!to t$#&/ )$# $#at ro& t$# !un cau!#! t$# %at#r to #vaporat#or turn toga!. It ta*#! long#r or %at#r to #vaporat# in cool %#at$#r t$an $ot %#at$#r,and t$# d##p#r t$# puddl#, t$# long#r it %ill ta*# or all t$# %at#r todi!app#ar. ind can al!o "# a actor a#cting #vaporation.

I t$i! !ound! int#r#!ting to you, you can d#vi!# an #+p#rint to t#!t t$#di#r#nt actor! t$at a#ct t$# #vaporation rat# o %at#r.

 -oud !i&ply put a littl# %at#r into t%o !$allo% contain#r!, !uc$ a! pi# pan!.ont u!# a lot o %at#r, or it %ill ta*# too long or it to #vaporat#. "out 2t#a!poon! 410 &l5 %ill do. )$# %at#r in "ot$ contain#r! !$ould "# t$# !at#&p#ratur#.

Cr#at# varia"l#!, !uc$ a! putting on# pan dir#ctly in t$# !un, and t$# ot$#r int$# !$ad#. r put on# pan in ront o a running an, and t$# ot$#r in a !tillplac#. -oull n##d a %atc$ or cloc* %it$ a &inut# $and !o you can ti $o%long it ta*#! t$# %at#r in #ac$ circu&!tanc# to #vaporat#.

 )ry putting !o %at#r on t$# top o a plat# to !## i t$# !urac# ar#a o t$#%at#r &a*#! a di#r#nc# in t$# #vaporation rat#.

 -oull gat$#r a lot o 'uantitativ# inor&ation in t$i! !ci#nc# pro7#ct. 8##pingall your inor&ation tog#t$#r in a 7ournal %ould "# $#lpul. Conducting t$r##trial! or #v#ry varia"l# t#!t#d i! al%ay! a good id#a in ord#r to ac$i#v# &or#accurat# r#!ult!.

8/17/2019 Jovan S

2/3

The Hydrological Cycle.  )$# $ydrologic cycl# i! a conc#ptual &od#l t$atd#!cri"#! t$# !torag# and &ov#nt o %at#r "#t%##n t$# "io!p$#r#,at&o!p$#r#, lit$o!p$#r#, and t$# $ydro!p$#r#. at#r on t$i! plan#t can "#!tor#d in any on# o t$# ollo%ing r#!#rvoir!9 at&o!p$#r#, oc#an!, la*#!,

riv#r!,!oil!, glaci#r!,!no%:#ld!, andground%at#r.

at#r &ov#! ro& on# r#!#rvoir to anot$#r "y %ay o proc#!!#! li*##vaporation, cond#n!ation, pr#cipitation, d#po!ition, runo, in:ltration,!u"li&ation, tran!piration, lting, and ground%at#r ;o%. )$# oc#an! !upply&o!t o t$# #vaporat#d %at#r ound in t$# at&o!p$#r#. t$i! #vaporat#d%at#r, only

8/17/2019 Jovan S

3/3

ta*# ro& $undr#d! to t$ou!and! o y#ar!. So o t$#!# r#!ourc#! 4#!p#cially

ground%at#r5 ar# "#ing u!#d "y $u&an! at rat#! t$at ar #+c##d t$#ir r#n#%al

ti!. )$i! typ# o r#!ourc# u!# i! &a*ing t$i! typ# o %at#r ##ctiv#ly

nonr#n#%a"l#.