S4A U5 VIDEO

What is the meaning of 'Hong Son Doong'?

• Jungle Floor Cave

• Mountain River Cave

• Hidden Treasure Cave

• Misty Cloud Cave

When was the cave explored by British cavers?

• 2009

• 2013

• 2014

• 2010

How long did Ryan D. Boot stay in the cave to make the video?

• Eight days

• One day

• One month

• Two weeks

What is a unique feature of the flying remote-controlled camera used in the cave?

• It can fly outside the cave

• It can climb walls

• It can swim underwater

• It can go up into the highest areas of the cave

What type of camera was used to make the video of the cave?

• Flying Remote-Controlled Camera

• 360-Degree Camera

• Handheld Camera

• Underwater Camera

What was the impact of the video release on the internet viewers?

• They couldn't believe such a place existed

• They lost interest in exploring caves

• They were disappointed by the cave's appearance

• They found the video boring

What surprised people the most about the cave according to the video?

• Its hidden existence for so long

• Its easy accessibility

• Its small size

• Its lack of features

What natural phenomenon creates misty clouds in the cave?

• Underground rivers

• Heavy rainfall

• Volcanic eruptions

• Humidity rising into cool air

What can be seen on the cave floor according to the video?

• Rock formations

• Entire jungles

• Desert landscapes

• Snow-covered mountains

What is the main reason for the formation of misty clouds in the cave?

• Heavy rainfall

• Volcanic eruptions

• Underground rivers

• Humidity rising into cool air