RACE AGAINST TIME

The video reports on a mining disaster at Lengador near Hanover, where 40 miners died after a collapse. Three miners survived in an air pocket 270 feet below the surface. Rescuers communicated with them using a microphone and provided supplies. The miners faced the threat of drowning and waited five days for a rescue shaft, knowing the galleries might collapse.

What was the cause of the miners' deaths at the Lengador mine?

• A fire outbreak

• An earthquake

• A collapse of mud and water

• A gas explosion

How did the rescuers communicate with the trapped miners?

• By sending written notes

• Through a microphone

• Using a loudspeaker

• By shouting down the shaft

What was the immediate danger faced by the miners before the gallery was pressurized?

• Drowning

• Starvation

• Suffocation

• Freezing

How long did the miners wait for a larger rescue shaft to be drilled?

• Seven days

• Five days

• Ten days

• Three days

What was the miners' grim knowledge during their wait for rescue?

• The flooded galleries might collapse

• The air supply might be cut off

• The food supply might run out

• The rescue team might abandon them