Age of machines

Which metal is most commonly used to make tools ?

• copper

• aluminium

• tin

• iron

In which country did the industrial revolution began ?

• India

• Britain

• Germany

• USA

An early steam engine was used to pump _____________out of the ground ?

• coal

• petrol

• oil

• none of these

The century in which the Industrial revolution began ?

• 14th

• 16th

• 18th

• 20th

Industrial revolution brought changes in the field of_______

• culture

• society

• economy

• All of the above

How did the Industrial revolution harm the humans during that time ?

• polluting air

• polluting water

• producing harmful substances

• all of the above