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The Sailing Stones Of Death Valley

2 imagenes, 8 preguntas, 1 definicion, 1 dato, 4 videos, 1 encuesta sobre The Sailing Stones Of Death Valley en ARTi.

Imágenes

The stories left in the mud

teacher The tracks left by the stones can stretch for hundreds of meters, showing straight lines, sharp turns, and parallel paths.

54m ago

The heavy-weight champion rocks

teacher The sailing stones are mostly dolomite and syenite rocks that break off from nearby cliffs and weigh up to 320 kilograms.

54m ago

Fun Facts

Fun Fact

Playa flat surface: Racetrack Playa is so incredibly flat that its northern end is only about 4 centimeters higher than its southern end.

54m ago

Quizzes

Quiz

What is the name of the flat, dry lakebed where the sailing stones leave their tracks?

54m ago

Quiz

In which California national park are the mysterious sailing stones located?

54m ago

Quiz

In what year did prospector Joseph Crook first document the tracks of the sailing stones?

54m ago

Quiz

What material makes up the dry, cracked surface of Death Valley's Racetrack Playa?

54m ago

Quiz

What type of heavy rock makes up the majority of the sailing stones in Death Valley?

54m ago

Quiz

What is highly unusual about the tracks left by multiple different sailing stones?

54m ago

Quiz

How heavy is the largest recorded moving sailing stone, nicknamed Karen?

54m ago

Quiz

How long are some of the longest tracks left behind by the sailing stones?

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Glosario

Glossary
playa (noun)
A flat-bottomed desert basin that temporarily fills with water before evaporating to leave a dry mud crust. In 2014, scientists discovered that thin, wind-driven ice sheets push the heavy rocks across this dry lakebed.

54m ago

Gossip

Gossip

Which stone track shape looks coolest to you?

54m ago

Videos

teacher The stories left in the mud

51m ago

teacher The heavy-weight champion rocks

52m ago

teacher Where the stones run wild

52m ago

teacher First eyes on the mystery

52m ago