L1_g4_2

the GPS in your mobile is connected to …………………… to determine locations .

• Rockets                                         

• spacecrafts                     

• satellites

by using the archaeological tool ,we can save ………………..

• Time only  

• Effort only                          

• both a , b

Magnetometer is used to discover metals underground

• True

• False

Magnetometer is used to determine places via satellites .

• True

• False

Albert Line  is an archeologist

• True

• False