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- Sundial (16148 bytes)
4: [[Image:sundial-st-remy-of-provence.jpg|thumb|300px|right|Wall sundial]]
6: ... '''sundial''' measures [[time]] by the position of the [[sun]].
7: ...a shadow on a flat surface marked with the hours of the day.
8: As the position of the sun changes, the time indicated by the shadow...
9: ... sundials can be designed for any surface where a fixed object casts a predictable shadow. - DNA (29095 bytes)
1: ...umb|right|125px|Space-filling model of a section of DNA molecule]]
3: ...replication|replicated]] and transmitted to the offspring.
5: ... multi-cellular [[organism]]s, by contrast, most of the DNA is located in the [[cell nucleus]]. The [...
7: == DNA in brief ==
8: ...omputers, but what are the electronic properties of DNA? Is junk DNA only molecular garbage?}} - Mathematics (24164 bytes)
1: ... and the study of the [[shape]]s and [[motion]]s of physical objects.
3: ...y of mathematical knowledge. This latter meaning of mathematics includes the mathematics used to do [...
7: ...thing in common, namely that they fill the hands of exactly one person, was a breakthrough in human t...
8: ...sons]], [[Year|years]]. From counting, naturally followed [[arithmetic]] (e.g. [[addition]], [[subtr...
10: ...iting numbers]]. Perhaps [[prehistoric]] peoples first expressed [[quantity]] by drawing lines in th... - Metamorphosis (biology) (4779 bytes)
1: ... wings fully spread, symbolizing the final stage of metamorphosis. ]]
3: [[Image:Butterfly.jpg|thumb|250px|Butterfly image provided by [http://classroomclipart.com ...
5: ...gnificant change in form as well as growth and differentiation.
6: ...t usually accompanies a change of [[habitat]] or of habits but
7: ...ies of forms representing evolutionary ancestors of the species in question (see [[ontogeny recapitul... - Butterfly (9348 bytes)
1: {{Taxobox_begin | color = pink | name = Butterflies}}
2: {{Taxobox_image | image = [[Image:butterfly_010.jpg|250px|]] | caption = }}
10: ...ction_subdivision | color = pink | plural_taxon = Families}}
11: * Superfamily [[Hesperioidea]]:<br>
13: * Superfamily [[Papilionoidea]]:<br> - Metronome (3057 bytes)
1: ...pg|A mechanical wind-up metronome in motion|right|frame]]
4: ...ngs in his music, in 1817, although the extremely fast markings he put on some pieces lead some moder...
6: .... Many pieces give a tempo indication at the top of the manuscript.
8: ...metronome produce a clicking sound on each swing of the rod.
10: ...Dr. Beat", manufactured by Boss. In addition to a simple pulse, this metronome can play [[polyrhythm]]s an... - Earthquake (13859 bytes)
1: ... less frequent events that occur in the interior of the lithospheric plates are called [[intraplate e...
4: ...uakes occur every day on Earth, but the majority of them are minor and cause no damage(those less tha...
5: ...haking is the dominant and most widespread cause of damage.
7: ...6.JPG|thumb|200px|none|Damage from the [[1906 San Francisco earthquake]].]]
9: ...pg|thumb|200px|none|Section of collapsed freeway after the 1989 [[Loma Prieta earthquake]].]] - Economics (30960 bytes)
1: ... choices given a set of [[assumption]]s or a set of [[observation]]s, and [[normative]] when it presc...
3: ...ggregate supply]] and [[aggregate demand|demand]] for [[money]], [[capital (economics)|capital]] and ...
5: ...isions or events, it also analyses the behaviour of whole societies. (See also [[sociology]], [[polit...
7: ..., and economists have also studied topics ranging from marriage to the death penalty and optimal poli...
9: ...or good prices while sellers put forth their best front in [[Chichicastenango]] Market, [[Guatemala]]... - Microbiology (4238 bytes)
1: ...of the work in microbiology is done using methods from [[biochemistry]] and [[genetics]]. It is also ...
2: [[Image:Virus.jpg|250px|right|thumb|Illustration of a Virus. Image provided by [http://classroomclipa...
3: ...ogy]] and [[medicine]], especially in the fields of biochemistry, genetics, and [[cell biology]]. Mic...
5: * They are small, therefore they do not consume many resources
6: ...0 minutes for ''[[E. coli]]'', but 12 to 24 hours for ''Mycobacterium tuberculosis'') - Meditation (26064 bytes)
3: ...] origin, though there exists also various forms of [[Christian]], [[Jewish]] and [[Muslim]] meditati...
5: ... processes. The goal in this case is the receipt of spiritual insights and new understanding.
7: ... — or is itself — an [[altered state of consciousness]].
9: == Strategies common to many forms ==
12: ...s along designated floor patterns). Quietness is often desirable, and some people use repetitive acti... - Mango (12190 bytes)
2: ...ck Mango fruit]] | caption = Immature Black Mango fruit}}
5: {{Taxobox_phylum_entry | taxon = [[Flowering plant|Magnoliophyta]]}}
8: {{Taxobox_familia_entry | taxon = [[Anacardiaceae]]}}
9: {{Taxobox_genus_entry | taxon = '''''[[Mangifera]]'''''}}
17: ''M. foetida''<br> - Pope Silverius (2289 bytes)
1: ...timate son of [[Pope Hormisdas]], born before his father entered the priesthood.
5: ...d purchased his elevation to the see of St. Peter from King [[Theodahad]].
7: ...as alleged that Pope Silverius wrote to Witiges offering to betray the city.
9: ...est of his life was spent in obscurity. The date of his death is unknown.
11: ...her to the [[Palmarola]], where he died a couple of months later, on [[June 20]] [[537]]. - Pope Formosus (4107 bytes)
1: [[Image:Jean Paul Laurens Le Pape Formose et Etienne VII 1870.jpg|right|300px|]]
2: ...), and he persuaded [[Charles the Bald]], King of France, to be crowned by the pope.
4: ... never to return to Rome or exercise his priestly functions.
6: ...[885]]) and [[Pope Stephen V]] ([[885]]-[[891]]), Formosus was elected Pope on [[October 6]] [[891]]....
8: ...ris]] and [[Charles the Simple]] for the [[France|French]] crown, the pope sided with Charles. - Cerebellum (7954 bytes)
2: ...ing]], demonstrate that the timing and amplitude of learned movements are encoded by the cerebellum.
4: ==General features==
5: * '''Location''': It is found at the bottom rear of the head (the [[hindbrain]]), directly above the ...
6: ...ly vision). Movement commands themselves are sent from the primary [[motor cortex]] to motorneurons i...
8: .... Another major and important input is from the inferior olive which relays error signals to the cere... - Amygdala (2653 bytes)
3: ...uspected of being linked to abnormal functioning of the amygdala owing to damage, developmental probl...
4: [[image:amyg.png|thumb|128px|Location of the amygdala in the human brain]]
5: ...receives input from the [[olfactory bulb]] and olfactory cortex.
7: ...d others. In this regard the amygdala serves as a simple [[Ivan Pavlov|Pavlovian]] learning machine that a...
9: ...ning, it does not acquire long-term memory of the fear. - Prostate (3581 bytes)
1: ... in front of the [[rectum]] and part of it can be felt during a rectal exam.
3: ...lation]]. Within the prostate, the urethra coming from the bladder merges with the two [[ejaculatory ...
4: ...nd [[seminal fluid]]; about 10-30% of the seminal fluid is produced by the prostate gland, the rest i...
7: ...are generally composed of simple sugars, and are often slightly [[Base (chemistry)|basic]]. In human...
9: ...]] ([[androgen]]s). Male hormones are responsible for male [[sex]] characteristics. The main male hor... - Elbow-joint (10539 bytes)
2: ...usually described as distinct ligaments under the following names:
9: '''Figure 1 :''' Left elbow-joint, showing anterior and ulnar collater...
11: '''Figure 2 :''' Left elbow-joint, showing posterior and radial collat...
14: ... right angles. This ligament is in relation, in ''front,'' with the [[Brachialis]], except at its mos...
17: ...ment is in relation, ''behind,'' with the tendon of the [[Triceps brachii]] and the Anconæus. - Great Rift Valley (4717 bytes)
1: ..._valley2.jpg|thumb|250px|Rift Valley Sign, Kenya Africa. Image provided by [http://classroomclipart.c...
3: ... from the rest of Africa along the East African Rift, which began about 15 million years ago. It was ...
5: ...upied by the Wadi [[Arabah]] and then the [[Gulf of Aqaba]] and the [[Red Sea]].
7: ...west direction the fault continues as the Great Rift Valley, which split the older [[Ethiopian highla...
9: ... two, the '''Eastern Rift''' and the '''Western Rift'''. - Abacus (7218 bytes)
1: ...es. It was in use centuries before the adoption of the written [[Arabic numerals]] system and is sti...
5: ...to the Roman abacus in principle, though has a different construction.
8: ...ng the horizontal axis to spin all the beads away from the horizontal beam at the center.
10: ...counting board used in elementary schools, very efficient suanpan techniques have been developed to d...
12: ...he calculating technique used with various types of abaci, in particular the Chinese abacus. - Crossbow (7510 bytes)
2: ...edieval warfare and is still used in modern times for various purposes.
5: ...rigger of hand-held firearms may have been copied from crossbows.
7: ...e crossbow historically a significant force in warfare.
10: ...''). Typically, the nut is at the end of the shelf (also called the bolt rest).
12: ...]], it tends to loosen over time, and must be carefully respliced when appropriate.
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