6th 4th exam

feeling great pain or sorrow; unhappy
distressed
continuing to make a strong, firm demand or statement
insistent
overwhelmed, shocked, dazed, bewildered
stunned
inability to wait quietly for something you want or to put up with something difficult or annoying
impatience
act or process of coming back to health or normal condition
recovery
the north polar region
arctic
to hit or strike together; crash
collide
journey for some special purpose, such as exploration or scientific study
expeditions
distance north or south of the equator, measured in degrees
latitude
distance east or west of the Earth’s surface, measured in degrees from a line (the prime meridian) that runs north and south through Greenwich, England
longitude
an artificial object launched by rocket into an orbit around Earth or some other astronomical object
satellite
requiring much energy; difficult
strenuous
region of land that is thought to have particular natural features
terrain
robber or thief, especially one of a gang of outlaws
bandits
(earlier) group of merchants or pilgrims traveling together for safety through difficult or dangerous country
caravans
to keep from loss or from being used up; preserve
conserve
to set out; start
embark
to force someone to leave his or her country or home, often by law, as a punishment; banish
exiled
showing or feeling kindness beyond what normally can be expected
merciful
person who has control of something; leader
commander
a thought, idea, general notion
concepts
to find; discover
detected
a living thing formed of seperate parts, such as cells, tissues, and organs, which work together to carry on the various processes of life; an individual animal, plant, fungus
organism
particles or electromagnetic waves produced by the atoms of a radioactive substance as a result of nuclear decay
radiation