ICT Grade 4 Theme 1 - Lesson 1

Archaeologists need to know where to dig. So they do a survey ............... the ground

• above
• under
• both of them

.......... is / are used to get pictures of any region from above.

• GPS
• Drones
• Magnetometer

The ........ enables us to identify objects buried underground.

• GPR
• GPS
• GPA

The GPS in your mobile is connected to ............ to determine locations.

• rockets
• drones
• satellites

........ is/are one of the archaeological tools used to take photographs of the Earth from above.

• GPS
• Satellites
• GPR

Archaeologists use the ground penetrating radar to ..........

• locate objects above the ground
• explore objects under the ground
• determine the direction of any location

........... is used to detect metal underground.

• A magentometer
• A drone
• GPR

Albert Lin is a technologist.

• True
• False

The magnetometer is used to determine places via satellites.

• True
• False

The taxi driver relies on the GPS device.

• True
• False