half of the earth

impressive by virtue of size, power, or manner

the sky; the stars, planets etc. the universe

not stopped or blocked by anything; continuous and not interrupted

to understand something that is difficult, complicated or unusual

too strong or bright

covered with a fine powder that consists of very small pieces of sand , earth, etc

to do your work or business

connect or join with

a special building from which scientists watch the stars, the weather, etc.

making you feel upset, nervous or worried

a building where someone lives

the best possible; producing the best possible results

hide or protect sth/sb by placing sth in front of or around them

a person in you family or society who lived a long time ago [esp. a man]

belonging to a particular place rather than coming to it from somewhere else

a machine that gives help or support to the main group of machines

thing that is very large or ugly

A person who pays a tax to national, state, county or municipal governments

a number representing a particular amount, especially one given in official information

involving two or more people, companies, etc. together

an organization or idea that people support or fight for

to decide or arrange something finally

to prevent sb from communicating with people in outside place

an arrangement of elements in a particular form, figure, or combination

clearly defined; distinct; keen or eager; fierce or violent

trust sb to do sth or to be sure that sth will happen

connected with life existing outside the planet Earth

explored land

a period of time, usually in history, that is different from other periods because of particular characteristics or events

a person who is good at a lot of things and has a lot of interests, esp. writing and painting

to show something that had been hidden

be the place where sth is kept or where sth operates from

rising or falling quickly, not gradually

a hard grey metal

to move or turn around a central fixed point

by small degrees, or over some distance

A hindrance that prevents a desired outcome

partly; not completely

a set of attitudes or fixed ideas that somebody has and that are often difficult to change

sth that must be thought about when you are planning or deciding sth

to shine with a light that keeps changing from bright to faint to bright again

pieces of wood, metal, brick, etc. that are left after sth has been destroyed

since very brightly for a short time

a task, assignment, or project

shine or reflect a pale clear light

increase; improve

to produce a dull, steady light

to produce small, bright flashes of light reflected from a surface

to shine with a soft light that seems to move slightly

going on and off as it shines or burns

be shiny, as if wet

an imaginary version of mahogany, which is a hard reddish-brown wood of a tropical tree

shaking slightly

damaged or thinner than normal because it is old and has been used a lot

make sth smooth and shiny by rubbing it

a light that is placed somewhere to guide vehicles and warn them of danger

great and impressive beauty

a float board in a vehicle or on a piece of machinery where the controls and instruments are fixed

extremely plainly and lacking any decoration

a person in your family who lived a long time ago

a flat surface which

without success

a low, continuous sound

to take a quick deep breath with your mouth open, especially because you are surprised or in pain

to shake slightly because you are cold or frightened

the state of awaiting or hoping that sth, exp. sth good or exciting, will happen

to think about sth carefully for a period of time

to move around a lot making small twisting movements, because you are nervous, uncomfortable, etc.

to keep moving your body, your hands or your feet because you are nervous, bored, excited, etc.

if a crowd of people lynch sb, they capture them, do not allow them to have a trial in court, and kill them illegally