Inventions and Discoveries. New Vocabulary.

to existe

to exict

to exist

to discove

to dicsover

to discover

to luanch

to launch

to launsh

a thaory

a theorye

a theory

an obcervation

an observetion

an observation

impossible

imposible

impossibl

to invente

to invant

to invent

a reason

a reeson

a reasen

to constructor

to construct

to construction

an inventor

an invent

an invention