the quality of not being able to be seen

a useful machine ,tool,instrument ,etc,that has been invented .(something new)

to change or alter in order to fit or conform

a type of coat that has no sleeves, fastens at the neck, and hangs loosely from the shoulders, worn especially in the past

a children's story about magical and imaginary beings and lands.

to play a joke on, deceive

connect to the electricity supply

the position in which you put the controls on a machine or instrument

to gradually disappear or stop

possible, able to happen; something that can develop or become a reality

a part of a cell in a living thing that controls what it looks like , how it grows and how it develops

a disease caused by germs

a workplace for the conduct of scientific research

a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.

a particular type of solid, liquid, or gas

water bears, tiny invertebrates less than 1mm long that becomes dehydrates and can survive in an inactive state

to find the size , length or amount of something using standard units such as inches , meters

a living thing such as a plant or animal

to set up or create

to study or examine something in detail, in order to discover more about it

the sense or perception of sound

to notice or recognise a particular smell

something you hear

to test the flavor or quality of by taking some into the mouth

to put the hand, finger, etc., on or into contact with (something) so as to feel it

the movable lid of skin that covers and uncovers the eyeball

protects eyes from chemical splashes

To not be seen or noticed

of or relating to science or the sciences-working or reasoning according to a system

creative or imaginative skill in the arts

showing extreme courage and admired by many people

good with rhythm and sound patterns

a large Australian songbird, the male of which has a long lyre-shaped tail and is noted for its remarkable song and display.

a large wild ox, such as the bison

a type of fish , found in warm or tropical seas that can make itself larger by filling its stomach with water or air

of a bird,insect etc, lays eggs ,it produces them from its body