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Dictionary

 

analyse

to examine something

 

ancestor

relative, sometimes far back in time

 

ancient

belonging to times that are long past

 

atmosphere

the mixture of gases that surrounds the earth

 

atom

the smallest element of something

 

Baffin Island

island outside Canada

 

electron

tiny piece of matter with a negative electric charge

 

evaporate

something changes into gas

 

glacier

mass of ice that does not melt in the summer

 

impediment

a thing that stops or delays the movement of something

 

indistinct

not clear

 

interact

to act or have an effect on each other

 

Inuit

American Eskimo

 

ionosphere

the area 80 to 500 kilometres from the Earth's surface

 

Kiruna

town in the north of Sweden

 

Kvikkjokk

town in the north of Sweden

 

Lapplander

native people in Scandinavia

 

lubricant

substance that is put on something to make it move easily

 

magnetopause

outer limit of the magnetosphere

 

magnetic tape

a type of plastic tape used for recording sound or pictures

 

magnetosphere

limited area in space where magnetic fields control the movement of different particles

 

molecule

a group of atoms

 

mythology

ancient stories

 

Närke

county in Sweden

 

particle

a very small part of something

 

plasma

a gas that contains positive and negative charged particles

 

B>proton

a very small piece of matter with a positive electric charge

 

Småland

county in Sweden

 

solar wind

gas, plasma escaping from the sun

 

sounding rocket

rocket for which the whole or part of the rocket returns to earth, used to send measurement instruments to space

 

substorm

disturbance in the magnetic field, often depending on the solar wind

 

surplus

an amount that remains after one has used all one needs

 

Vilhelmina

town in the north of Sweden


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Updated: webmaster@irf.se, 2003-11-12