TEST Inventions and Discoveries 9 Form

an architect

an engineer

an inventor

an artist

science about plants and their structure

science about matter and energy such as heat, light, sound....

science about the earth, including the origin and history of rocks

science about the structure of substances and how they react when they are combined

ordinary

impressive

usual

extraordinary

a theory of relativity

of modern space-rocket engineering

a theory of gravity

a theory of probability

use

are not used

were not used

used

George Stephenson

the Romans

James Watt

Henry Ford

Floppy disc

Four-wheel car

Telephone

Gasoline engine

in 1657 the first accurate clock was designed by Christian Huygens

The first accurate clock was designed by Christian Huygens in 1657

The first accurate clock is designed by Christian Huygens in 1657

Christian Huygens in 1657 designed the first accurate clock

The first communication satellites were launched in 1962

The first communication satellite was launched in 1962

The first communication satellite was launched in 1968

The first communication satellite was launched in 1958

were made

make

was made

made

 was produced

  is produced

  has been produced

 motor cars

  photography

  rocket engineering

biologist

  botanist

physicist

  chemist

 Ivan Pavlov

Dmitry Mendeleyev

 Charles Darwin

 Nicola Copernic

 physiologist

 astronomist

 politician

 botanist