Your friend sent an e-mail containing his address, this means he used

• Ground penetrating radar

• Magnetometer

• Global Positioning system (GPS)

A device that detects what is underground

• Magnetometer

• Global positioning system(GPS)

• Ground penetrating radar

The era of the mechanical revolution is the era in which electricity appeared

• True

• False

The Pascaline machines is one of the most widely used machines in our time

• True

• False

The information age extends to our present age

• True

• False

The discovery of letters and numbers helped bring information to the modern age

• True

• False

People in the era of the mechanical revolution depended on …………... recording information

• Voice recorder

• e-mail

• mobile phone

• printing press

The Global positioning system (GPS) is used to communicate and locate the following objects

• Lights of lamps

• Satellites

• Spacecraft

• Rays of radar

It was discovered in the era of the electronic revolution

• Satellites

• Typewriter

• Abacus Counter

• Pens

The oldest method of communication between individuals is ………..

• Telephone

• Camera

• Pictures and Drawings

• Computer