LEITOR‹
214
negativ løðing 24, 31, 32, 33
Neptun 204, 208
nevtralisering 76-79
Newton 190, 192, 193
nikkul 10, 11, 14, 18, 19, 21, 49, 51, 86, 91, 99
nitrat-jon 66
norðpólur 85
O
orka 129, 138, 144, 145, 148, 150-153, 155-157, 159,
163, 164, 166, 169-175, 180, 199
orku-avgrøði 170
orkuinnihald 153
orkukeldur 151, 158, 160-168, 170, 171
ovnur 139, 140, 147, 161
ovurviðkvæmi 9, 10
oxid-jon 45, 54
oxygen-atom 45, 48, 54, 155, 156
oxygen-jon 45
P
paralellogrammregla 191
pH-metur 58
pH-stigi 58
pH-virði 58-61, 67, 74, 76, 77, 79
Phobos 207
Pluto 204, 208
positiv jon 41, 45, 53, 55, 69
positiv løðing 26, 28, 29, 33
pólur 85
R
radiatorvatn 178
radiotelefon 117, 118
radiotelefonsamband 119
rele 104, 105
Reykjavík 159
ringiklokka 105
ringrás 30, 31, 39, 43, 104, 108, 115, 119, 123, 188, 193,
197, 204, 208, 209
ríkistelefon 118
roykur 65, 138, 139
royndarmagnet 95, 96
rustur 7, 10, 17, 18, 21, 39, 51
rúmdarfør 20, 104, 209
rúmdin 18, 96, 183, 195, 196, 209
rørsla 182-191
S
salt 69
saltsýra 59, 65, 67, 78, 143
sambræðing 21
samfelag 15, 83
samskifti 111, 118
Saturn 204, 207, 208
sápuvatn 57
seinna kvartal 201
sentralvarmi 140
sentripetalkraft 193
skjótleiki 188
skorsteinur 139, 140
skreytgripir 6-11
smámagnetir 100
smástjørnur 204, 209
snarljós 22, 31, 34, 35
sodavatn 20, 59
sólarmyrking 202, 203
sólfangari 165-167
Sólin 98, 106, 143, 151, 164, 165, 167-169, 181, 187,
188, 194-209
sólkoma 200
sólorka 165, 166
sólskipan 202, 204-209
sólvarmaskipan 165
spenningur 23, 33, 35, 36, 115, 124
spillorka 144
spoli 94, 103, 104, 106, 107, 124
sprittdampur 154
statiskt el 35, 36
stjørnufrøðingur 208
