Knolwledge unit 3

A person who designed somethig that hasn't existed before is called

In 1941 Sir Harold Thomas Flower created

...it is a science about the earth, including the origin and history of rocks

Complete the following sentences with the right form of the present simple passive (positive or negative) 

Steam locomotives ____ in the past, but they use today. 

Complete the following sentences with the right form of the present simple passive (positive or negative) 

Some amazing inventions and discoveries ___ at the Science Museum.

Match the word with their definition

Something important or successful that you have done 

Fill in the verb in the Past Active or Passive Voice.

Many experiments ....... under water.

Fill in the verb in the Past Active or Passive Voice

I ......... many interesting things in this unit.

Fill in the verb in the Past Active or Passive Voice.

The theory of relativity ............. by Albert Einstein.

The first Olympic Games (to hold) in Greece.

Radium and polonium .............. by Marie Curie.

_________ was invented by a Scottish inventor John Logie Baird in 1926, and it was fi rst demonstrated in Selfridges.