MAIN ARTICLE volume 11 page 20, picture,
volume 11 page 20
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Cheyenne volume 3 page 90
Denver volume 4 page 39
“Dewit Clinton” steam locomotive picture,
volume 13 page 27
rain (weather)
MAIN ARTICLE volume 11 page 21
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flood volume 5 page 33
water volume 15 page 24, picture, volume
15 page 23
rainbow (weather)
MAIN ARTICLE volume 11 page 22, picture,
volume 11 page 22
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light volume 7 page 148
Rainbow/PUSH Coalition (U.S. organization)
Jackson volume 7 page 7
rainbow trout (fish) picture, volume 13
page 99
lamprey picture, volume 7 page 103
raindrop (weather)
rainbow volume 11 page 22
rainfall (weather): see in index rain
rain forest
MAIN ARTICLE volume 11 page 23, picture,
volume 11 page 24
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Africa volume 1 page 40
Angola volume 1 page 122
Cameroon picture, volume 11 page 23
Gabon picture, volume 5 page 78
Amazon
Amazon River volume 1 page 91
Brazil volume 2 page 125
Costa Rica picture, volume 3 page 74
forest volume 5 page 53
Rainier III (prince of Monaco)
Monaco volume 8 page 158
Rainier, Mount (mountain inWashington
state, U.S.) picture, volume 15
page 16
Washington volume 15 page 15
“Raisin in the Sun, A” (play by Hansberry)
Hansberry volume 6 page 14
Raleigh (state capital of North Carolina,
U.S.)
MAIN ARTICLE volume 11 page 25
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North Carolina volume 9 page 85
State Capitol picture, volume 11 page 25
Raleigh, SirWalter (English explorer)
English colonies picture, volume 1
page 105
rally (meeting): see in index demonstrations
and protests
Ramadan (month of fasting in Islam)
MAIN ARTICLE volume 11 page 25
MORE TO EXPLORE
boys preparing meals picture, volume 11
page 26
Islam volume 6 page 164
rambling (recreation): see in index hiking
Ram Mohun Roy (Indian reformer): see
in index Roy, Ram Mohun
Ramses II (ruler of Egypt)
pharaoh volume 10 page 69
statue of Ramses II picture, volume 10
page 69
Rana family (Nepali dynasty)
Nepal volume 9 page 32
range (landform): see in index mountain
range
Rangoon (capital city of Myanmar): see
in index Yangon
Rania (queen of Jordan) picture, volume 7
page 34
rank (military)
army volume 1 page 189
rap (music)
MAIN ARTICLE volume 11 page 26, picture,
volume 11 page 26
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hip-hop volume 6 page 58
Raphael (Italian painter and architect)
realistic portrait picture, volume 11
page 46
Renaissance volume 11 page 46
“School of Athens” picture, volume 10
page 73
rap music (music): see in index rap
“Rapper’s Delight” (song by Sugarhill
Gang)
hip-hop volume 6 page 59
rap music volume 11 page 26
raptor (bird): see in index bird of prey
raqs sharqi (dance): see in index belly
dance
rare-earth element (family of chemical
elements)
periodic table table, volume 3 page 86
212 radioactivity BRITANNICA STUDENT ENCYCLOPEDIA
rash (skin ailment)
Lyme disease volume 7 page 188, picture,
volume 7 page 188
raspberry (plant and fruit)
MAIN ARTICLE volume 11 page 27, picture,
volume 11 page 27
rat (rodent)
MAIN ARTICLE volume 11 page 28, picture,
volume 11 page 28
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rodent volume 11 page 80
rationality: see in index reason
rattle (musical instrument)
Chickasaw people picture, volume 3
page 94
rattlesnake
MAIN ARTICLE volume 11 page 28, picture,
volume 11 page 28
MORE TO EXPLORE
tail volume 13 page 7
Ravardiere, La (capital city of French
Guiana): see in index Cayenne
raven (bird)
MAIN ARTICLE volume 11 page 29, picture,
volume 11 page 29
raw material (industry)
manufacturing volume 8 page 46
raw petroleum: see in index crude petroleum
ray (fish)
MAIN ARTICLE volume 11 page 30
MORE TO EXPLORE
stingrays swimming picture, volume 11
page 30
ray (mathematics)
geometry volume 5 page 98
ray flower (type of flower petal)
daisy volume 4 page 6
sunflower volume 12 page 204
rayon (textile fiber)
clothing volume 3 page 142
fibers volume 5 page 17
Rayy (ancient city in Iran)
Tehran volume 13 page 32
Rd. (in roadway names): see in index road
Re (Egyptian god): see in index Ra
reaction: see in index chemical reaction
“Reader’s Digest” (U.S. magazine)
magazine volume 8 page 14
reading (education)
Braille picture, volume 2 page 121
children picture, volume 5 page 17, picture,
volume 7 page 160, picture, volume
7 page 164
writing volume 15 page 77
Reagan, Ronald (president of the U.S.)
MAIN ARTICLE volume 11 page 31, picture,
volume 11 page 32
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Bush volume 2 page 155
Ford volume 5 page 52
timeline volume 11 page 31
realism (artistic style)
painting volume 10 page 10
reason
Enlightenment volume 4 page 142
Reason, Age of (European history): see in
index Enlightenment
reasoning: see in index reason
rebellion (politics)
war volume 15 page 9
recall (mental process)
memory volume 8 page 99
receiver (electronics and physics)
radar volume 11 page 15
radio volume 11 page 19
sound picture, volume 12 page 134
telegraph volume 13 page 35
receptor (sense cell)
senses volume 12 page 68
rechargeable battery (electronics): see in
index secondary battery
reciprocating engine (motor)
airplane volume 1 page 55
recluse (monk): see in index hermit
recognition (mental process)
memory volume 8 page 99
Reconstruction (U.S. history)
MAIN ARTICLE volume 11 page 33, picture,
volume 11 page 33
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